A

• Aaronsohnia
  Aaronsohnia
  Aaronsohnia is a genus in the family Asteraceae, native to mainly non-salty steppes and deserts in North Africa and Middle East. It was named in 1927 after the agronomist Aaron Aaronsohn by the botanists Otto Warburg and Alexander Eig -Species and subspecies:* Aaronsohnia factorovskyi Warb. & Eig...
  
   Warb. & Eig
• Abrotanella
  Abrotanella
  Abrotanella is a genus in the family Asteraceae, of about 20 species, native to New Guinea, Australia, New Zealand and temperate South America....
  
   Cass.
• Acamptopappus
  Goldenhead
  Acamptopappus is a genus of flowering plants in the family Asteraceae. There are two species, both native to the deserts in southwestern North America. The name is derived from a- , campto- , and pappus...
  
   (A.Gray) A.Gray - goldenhead
• Acanthocephalus
  Acanthocephalus
  Acanthocephalus is a genus of the botanical family Asteraceae....
  
   Kar. & Kir.
• Acanthocladium
  Acanthocladium
  Acanthocladium dockeri is a critically endangered species of the Asteraceae family that belongs to the monotypic genus Acanthocladium. It is commonly known as spiny everlasting or spiny daisy...
  
   F.Muell.
• Acanthodesmos
  Acanthodesmos
  Acanthodesmos distichus is a species of the Asteraceae family and is the only species in the monotypic genus Acanthodesmos....
  
   C.D.Adams & duQuesnay
• Acantholepis
  Acantholepis
  Acantholepis is a genus of flowering plants in the daisy family....
  
   Less.
• Acanthospermum
  Acanthospermum
  Acanthospermum is a genus of plants in the family Asteraceae, also known as Starburrs or Starburs....
  
   Schrank - starburr
• Acanthostyles
  Acanthostyles
  Acanthostyles is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Achaetogeron
  Achaetogeron
  Achaetogeron is a genus of flowering plants in the daisy family....
  
   A.Gray
• Achillea
  Achillea
  Achillea is a genus of about 85 flowering plants, in the family Asteraceae, commonly referred to as yarrow. They occur in Europe and temperate areas of Asia. A few grow in North America. These plants typically have frilly, hairy, aromatic leaves....
  
   L. - yarrow
• Achnophora
  Achnophora
  Achnophora is a genus of flowering plants in the daisy family.Species include:*Achnophora tatei...
  
   F.Muell.
• Achnopogon
  Achnopogon
  Achnopogon is a genus of flowering plants in the daisy family....
  
   Maguire, Steyerm. & Wurdack
• Achyrachaena Schauer - blow wives
• Achyrocline
  Achyrocline
  Achyrocline is a genus of flowering plant in the Asteraceae family.It contains the following species:* Achyrocline glandulosa* Achyrocline hallii* Achyrocline mollis* Achyrocline satureioides...
  
   (Less.) DC.
• Achyropappus
  Achyropappus
  Achyropappus is a genus of flowering plants in the daisy family.Species include:*Achyropappus depauperatus...
  
   Kunth
• Achyrothalamus
  Achyrothalamus
  Achyrothalamus is a genus of flowering plants in the daisy family....
  
   O.Hoffm.
• Acmella
  Acmella
  Acmella is a genus of thirty species of plants in the daisy family. It is native to the Americas, from the southern United States to South America , and also has been introduced to Asia, Africa, Pacific islands, and Australia...
  
   Rich.
• Acomis
  Acomis
  Acomis is a genus of flowering plants in the daisy family....
  
   F.Muell.
• Acourtia
  Acourtia
  Acourtia is a genus of flowering plants in the daisy family, Asteraceae. Plants in this genus are known generally as desertpeonies and are native to North and Central America. These flowers usually have only disc florets in their flower heads, but some of the disc florets are long and look like ray...
  
   D.Don - desert peony
• Acrisione
  Acrisione
  Acrisione is a genus of the tribe Senecioneae and the family Asteraceae and a native of Chile. Most if not all of its members used to be placed in Senecio....
  
   B.Nord.
• Acritopappus
  Acritopappus
  Acritopappus is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Acroclinium A.Gray
• Acroptilon
  Russian knapweed
  Russian Knapweed is a bushy rhizomatous perennial, up to 8 dm tall. Stems and leaves are finely arachnoid-tomentose becoming glabrous and green with age. The rosette leaves are oblanceolate, pinnately lobed to entire, 2–3 cm wide by 3–8 cm long...
  
   Cass - hardheads, Russian knapweed
• Actinobole
  Actinobole
  Actinobole is a genus of dwarf annual herbs in the family AsteraceaeThe species, which are endemic to Australia, include:*Actinobole condensatum P.S.Short*Actinobole drummondianum P.S.Short*Actinobole oldfieldianum P.S.Short...
  
   Endl.
• Actinoseris
  Actinoseris
  Actinoseris is a genus of flowering plants in the daisy family....
  
   (Endl.) Cabrera
• Actinospermum
  Actinospermum
  Actinospermum is a genus of flowering plants in the daisy family....
  
   Elliott
• Adelostigma
  Adelostigma
  Adelostigma is a genus of flowering plants in the daisy family....
  
   Steetz
• Adenanthellum B.Nord.
• Adenocaulon
  Adenocaulon
  Adenocaulon is a small genus of flowering plants in the daisy family known generally as trailplants. There are about six species which can be found in the Americas and eastern Asia.Species include:*Adenocaulon bicolor*Adenocaulon chilense...
  
   Hook - trailplant
• Adenocritonia
  Adenocritonia
  Adenocritonia is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Adenoglossa
  Adenoglossa
  Adenoglossa is a genus of flowering plants in the daisy family. The genus contains a single species—A. decurrens B. Nord.—and is found in South Africa....
  
   B.Nord.
• Adenoon
  Adenoon
  Adenoon is a genus of flowering plants in the daisy family....
  
   Dalzell
• Adenopappus Benth
• Adenophyllum
  Adenophyllum
  Adenophyllum is a small genus of plants in the sunflower family. It contains ten species known generally as dogweeds. These are gangly, daisylike or thistlelike plants with yellow or reddish flowers. They are native to the southwestern United States and northern Mexico, where they are most common...
  
   - dogweed
• Adenostemma
  Adenostemma
  Adenostemma is a genus of flowering plant in the Asteraceae family.It contains the following species:* Adenostemma harlingii* Adenostemma zakii* Adenostemma lavenia, also known as Adenostemma viscosum or Kāmanamana...
  
   Pers. - medicineplant
• Adenothamnus
  Adenothamnus
  Adenothamnus is a genus of flowering plants in the daisy family....
  
   D.D.Keck
• Aedesia O.Hoffm.
• Aegopordon
  Aegopordon
  Aegopordon is a genus of flowering plants in the daisy family....
  
   Boiss.
• Aequatorium
  Aequatorium
  Aequatorium is a genus of flowering plant in the Asteraceae family and members of the tribe Senecioneae which are native to South America.It contains the following species:* Aequatorium asterotrichum* Aequatorium cajamarcense H. Rob. & Cuatrec....
  
   B.Nord
• Aetheorhiza
  Aetheorhiza
  Aetheorhiza is a genus of flowering plants in the daisy family....
  
   Cass.
• Ageratella
  Ageratella
  Ageratella is a genus of flowering plants in the daisy family, Asteraceae....
  
   A.Gray ex S.Watson
• Ageratina
  Snakeroot
  Ageratina is a genus of about 250–290 perennials and rounded shrubs in the sunflower family .These plants grow mainly in the warmer regions of the Americas. Over 150 species are native to Mexico. Some flourish in the cooler areas of the eastern United States. Two Mexican species have become a pest...
  
   Spach - snakeroot
  Snakeroot
  Ageratina is a genus of about 250–290 perennials and rounded shrubs in the sunflower family .These plants grow mainly in the warmer regions of the Americas. Over 150 species are native to Mexico. Some flourish in the cooler areas of the eastern United States. Two Mexican species have become a pest...
  
  
• Ageratinastrum Mattf.
• Ageratum L. - whiteweed
• Agiabampoa
  Agiabampoa
  Agiabampoa is a genus of flowering plants in the daisy family....
  
   Rose ex O.Hoffm.
• Agnorhiza
  Agnorhiza
  Agnorhiza is a small genus of flowering plants in the aster family containing five species formerly treated as members of genus Wyethia, the mule's ears, and as a section of genus Balsamorhiza. The plants are native to California and adjacent northern Mexico...
  
   (Jeps.) W.A.Weber
• Agoseris
  Agoseris
  Agoseris is a small genus of liguliferous herbs in the Asteraceae or sunflower family. In general appearance they are reminiscent of dandelions and are sometimes called mountain dandelion or false dandelion...
  
   Raf. - mountain dandelion
• Agrianthus
  Agrianthus
  Agrianthus is a genus of flowering plants in the daisy family, Asteraceae....
  
   Mart. ex DC.
• Ainsliaea
  Ainsliaea
  Ainsliaea is a genus of flowering plants in the daisy family....
  
   DC.
• Ajania
  Ajania
  Ajania is a genus of flowering plants in the daisy family. The genus is named after the russian port city Ayan on the coast of the sea of okhotsk....
  
   Poljakov
• Ajaniopsis
  Ajaniopsis
  Ajaniopsis is a genus of flowering plants in the daisy family....
  
   C.Shih
• Alatoseta
  Alatoseta
  Alatoseta is a genus of flowering plants in the daisy family, Asteraceae....
  
   Compton
• Albertinia
  Albertinia
  Albertinia is a genus of flowering plants in the daisy family....
  
   Spreng.
• Alcantara
  Alcantara (plant)
  Alcantara is a genus of flowering plants in the daisy family....
  
   Glaz. ex G.M.Barroso
• Alciope
  Alciope
  Alciope is a genus of flowering plants in the daisy family, Asteraceae....
  
   DC. ex Lindl.
• Aldama
  Aldama (genus)
  Aldama is a genus of flowering plants in the daisy family....
  
   La Llave
• Alepidocline
  Alepidocline
  Alepidocline is a genus of flowering plants in the daisy family....
  
   S.F.Blake
• Alfredia
  Alfredia
  Alfredia is a genus of flowering plants in the daisy family....
  
   Cass.
• Aliella
  Aliella
  Aliella is a genus of flowering plants in the daisy family....
  
   Qaiser & Lack
• Allagopappus
  Allagopappus
  Allagopappus is a genus of flowering plants in the daisy family. It has large teeth like an alligator where the prefix "alla" comes from. The flowers also smell like rotten excrement....
  
   Cass.
• Allardia
  Allardia
  Allardia is a genus of flowering plants in the daisy family....
  
   Decne.
• Alloispermum
  Alloispermum
  Alloispermum is a genus of flowering plants in the daisy family.Species include:*Alloispermum guerreroanum*Alloispermum integrifolium*Alloispermum palmeri*Alloispermum scabrum...
  
   Willd.
• Allopterigeron
  Allopterigeron
  Allopterigeron is a genus of flowering plants in the daisy family....
  
   Dunlop
• Almutaster
  Almutaster
  Almutaster is a monotypic genus of asters containing the single species Almutaster pauciflorus , which is known by the common name alkali marsh aster. It is native to western North America from northern Canada to Mexico, where it grows in wet alkaline and saline soils such as inland salt marshes...
  
   - alkali marsh aster (synonym of Aster L.)
• Alomia
  Alomia
  Alomia is a genus of flowering plants in the daisy family, Asteraceae....
  
   Kunth
• Alomiella
  Alomiella
  Alomiella is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Alvordia
  Alvordia
  Alvordia is a genus of flowering plants in the family Asteraceae. It includes 4 species of shrubs which occur in the states of Baja California and Sonora, Mexico. The genus is characterized by having a secondary clustering of heads into compound units, so that what appears to be a single head is...
  
   Brandegee
• Amauria
  Amauria
  Amauria is a genus of flowering plants in the daisy family....
  
   Benth
• Amberboa
  Amberboa
  Amberboa is a genus of flowering plants in the daisy family....
  
   (Pers.) Less.
• Amblyocarpum
  Amblyocarpum
  Amblyocarpum is a genus of flowering plants in the daisy family....
  
   Fisch. & C.A.Mey.
• Amblyolepis
  Amblyolepis
  Amblyolepis is a genus of flowering plants in the daisy family....
  
   DC
• Amblyopappus
  Amblyopappus
  Amblyopappus is a monotypic genus in the daisy family which contains the single plant species Amblyopappus pusillus, known by the common name dwarf coastweed. This plant is native to Baja California in Mexico and the coast of southern California in the United States. It can also be found on the...
  
   Hook. & Arn.
• Amboroa
  Amboroa
  Amboroa is a genus of flowering plants in the daisy family, Asteraceae....
  
   Cabrera
• Ambrosia
  Ragweed
  Ragweeds are flowering plants in the genus Ambrosia in the sunflower family Asteraceae. Common names include bitterweeds and bloodweeds....
  
   L. - bursage, ragweed
• Ameghinoa
  Ameghinoa
  Ameghinoa is a genus of flowering plants in the daisy family....
  
   Speg.
• Amellus
  Amellus
  Amellus is a genus of flowering plants in the family, Asteraceae....
  
   L.
• Ammobium R.Br. ex Sims
• Amolinia
  Amolinia
  Amolinia is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Ampelaster
  Ampelaster
  Ampelaster is a genus of flowering plants in the daisy family, Asteraceae....
  
   - climbing aster
• Amphiachyris
  Amphiachyris
  Amphiachyris is a genus of flowering plants in the daisy family, Asteraceae....
  
   - broomweed
• Amphiglossa
  Amphiglossa
  Amphiglossa is a genus of flowering plants in the daisy family, Asteraceae....
  
   DC
• Amphipappus
  Amphipappus
  Amphipappus is a monotypic genus in the daisy family which contains the single species Amphipappus fremontii. It takes its scientific epithet, fremontii from John C. Frémont, and is known commonly as the chaffbush. Its common name "eytelia" is in honor of artist Carl Eytel...
  
   - chaffbush
• Amphoricarpos
  Amphoricarpos
  Amphoricarpos is a genus of flowering plants in the daisy family....
  
   Vis.
• Anacantha (Iljin) Sojak
• Anacyclus
  Anacyclus
  Anacyclus is a genus of plants in the Asteraceae family.The roots of A. pyrethrum are known as pellitory in Europe and akrakara in India. The root is imported mainly from Mediterranean countries...
  
   L.
• Anaphalioides
  Anaphalioides
  Anaphalioides is a genus of flowering plants in the daisy family....
  
   (Benth.) Kirp.
• Anaphalis
  Pearly everlasting
  Anaphalis is a genus within the composite family whose members are commonly known by the name Pearly everlasting. There are around 110 species within the genus with the vast majority being native to central and southern Asia...
  
   DC - pearly everlasting
• Anastraphia
  Anastraphia
  Anastraphia is a genus of flowering plants in the daisy family....
  
   D.Don
• Anaxeton
  Anaxeton
  Anaxeton is a genus of flowering plants in the daisy family, Asteraceae....
  
   Gaertn.
• Ancathia
  Ancathia
  Ancathia is a genus of flowering plants in the daisy family....
  
   DC.
• Ancistrocarphus
  Ancistrocarphus
  Ancistrocarphus is a genus of flowering plants in the aster family. It contains two species native to western North America. These plants are often treated as members of genus Stylocline, but they are not as closely related to Stylocline species as they are to plants of other genera, especially...
  
  
• Ancistrophora A.Gray
• Anderbergia
  Anderbergia
  Anderbergia is a genus of flowering plants in the daisy family, Asteraceae....
  
  
• Andryala
  Andryala
  Andryala is a genus of flowering plants in the daisy family.-Selected species:A. agardhii Haensel. ex DC.A. allochroa Hoffmanns. & LinkA. arenaria Boiss...
  
   L.
• Anemocarpa
  Anemocarpa
  Anemocarpa is a genus of flowering plants in the family Asteraceae, endemic to Australia.Species include:*Anemocarpa calcicola Paul G.Wilson*Anemocarpa podolepidium Paul G.Wilson...
  
  
• Angelphytum G.M.Barroso
• Angianthus
  Angianthus
  Angianthus is a genus of flowering plants in the daisy family....
  
   J.C.Wendl.
• Anisochaeta
  Anisochaeta
  Anisochaeta is a genus of flowering plants in the daisy family ....
  
   DC.
• Anisocoma Torr. & A.Gray
• Anisopappus
  Anisopappus
  Anisopappus is a genus of about 30 species of flowering plants in the Asteraceae family.It contains the following species:* Anisopappus pseudopinnatifidus-References:...
  
   Hook. & Arn.
• Anisothrix
  Anisothrix
  Anisothrix is a genus of flowering plants in the daisy family, Asteraceae....
  
   O.Hoffm. ex Kuntze
• Anomostephium
  Anomostephium
  Anomostephium is a genus of flowering plants in the daisy family....
  
   DC.
• Antennaria
  Antennaria
  Antennaria is a genus of about 45 species of herbaceous perennial plants in the family Asteraceae, native to temperate regions of the Northern Hemisphere, with one species in temperate southern South America; the highest species diversity is in North America...
  
   Gaertn. - pussytoes
• Anthemis L. - Roman chamomile
• Antheropeas
  Antheropeas
  Antheropeas is a genus of flowering plants in the daisy family....
  
   Rydb. - Easter bonnets
• Antillia
  Antillia (genus)
  Antillia is a genus of flowering plants in the daisy family....
  
   R.M.King & H.Rob.
• Antiphiona
  Antiphiona
  Antiphiona is a genus of flowering plants in the daisy family....
  
   Merxm.
• Antithrixia
  Antithrixia
  Antithrixia is a genus of flowering plants in the daisy family, Asteraceae....
  
   DC.
• Anura
  Anura (plant)
  Anura is a genus of flowering plants in the daisy family....
  
   (Juz.) Tscherneva
• Anvillea
  Anvillea
  Anvillea is a genus of flowering plants in the daisy family....
  
   DC.
• Apalochlamys
  Apalochlamys
  Apalochlamys is a genus of flowering plants in the daisy family....
  
   (Cass.) Cass.
• Apargidium
  Apargidium
  Apargidium is a genus of flowering plants in the daisy family....
  
   Torr. & A.Gray
• Aphanactis
  Aphanactis
  Aphanactis is a genus of flowering plant in the Asteraceae family.It contains the following species:* Aphanactis antisanensis* Aphanactis barclayae* Aphanactis jamesoniana* Aphanactis ollgaardii...
  
   Wedd.
• Aphanostephus
  Aphanostephus
  Aphanostephus is a genus of flowering plants in the daisy family, Asteraceae....
  
   DC - doze daisy
• Aphyllocladus
  Aphyllocladus
  Aphyllocladus is a genus of flowering plants in the daisy family....
  
   Wedd.
• Apodocephala
  Apodocephala
  Apodocephala is a genus of flowering plants in the daisy family....
  
   Baker
• Aposeris
  Aposeris
  Aposeris is a genus of flowering plants in the daisy family....
  
   Neck. ex Cass.
• Apostates
  Apostates (genus)
  Apostates is a genus of flowering plants in the daisy family....
  
   Lander
• Arbelaezaster
  Arbelaezaster
  Arbelaezaster is a genus of flowering plants in the daisy family....
  
   Cuatrec.
• Archibaccharis
  Archibaccharis
  Archibaccharis is a genus of flowering plants in the daisy family....
  
   Heering
• Arctanthemum
  Arctanthemum
  Arctanthemum is a genus of flowering plants in the daisy family....
  
   (Tzvelev) Tzvelev
• Arctium
  Burdock
  Burdock is any of a group of biennial thistles in the genus Arctium, family Asteraceae. Native to the Old World, several species have been widely introduced worldwide....
  
   L. - burdock
• Arctogeron
  Arctogeron
  Arctogeron is a genus of flowering plants in the daisy family....
  
   DC.
• Arctotheca
  Arctotheca
  Arctotheca is a small genus of flowering plants in the aster family. They are annuals or perennials native to southern Africa. At least two species are widely naturalized elsewhere, including Australia.Species include:...
  
   J.C.Wendl. - capeweed
• Arctotis
  Arctotis
  Arctotis is a genus of about 40-50 species of flowering plants in the family Asteraceae, native to southern Africa, from South Africa north to Angola. Some of the plants are alternatively placed in the genus Venidium. Many are called by the common name "African daisy", or "Gousblom" in Afrikaans...
  
   L.
• Argentipallium
  Argentipallium
  Argentipallium is a genus of flowering plants in the family Asteraceae. The genus, which is endemic to Australia, was first formally described in 1992 by Paul G...
  
   Paul G. Wilson
• Argyranthemum
  Argyranthemum
  Argyranthemum is a genus of flowering plants belonging to the family Asteraceae. Members of this genus are sometimes also placed in the genus Chrysanthemum....
  
   Webb - dill daisy
• Argyroglottis
  Argyroglottis
  Argyroglottis is a genus of flowering plants in the daisy family....
  
   Turcz.
• Argyrophanes
  Argyrophanes
  Argyrophanes is a genus of flowering plants in the daisy family....
  
   Schltdl.
• Argyroxiphium
  Argyroxiphium
  Argyroxiphium is a small genus of five species in the sunflower family, Asteraceae. Its members are known by the common name of silversword or greensword due to their long, narrow leaves and the silvery hairs on some species. It belongs to a larger radiation of over 50 species, including the...
  
   DC - silversword
• Arida
  Arida (plant)
  Arida is a genus of flowering plants in the daisy family, Asteraceae....
  
  
• Aristeguietia
  Aristeguietia
  Aristeguietia is a genus of about 21 species of flowering plant in the tribe Eupatorieae of the Asteraceae family. It is found from Colombia to southern Peru, with one species in Chile.It contains the following species:* Aristeguietia arborea...
  
   R.M.King & H.Rob.
• Arnaldoa
  Arnaldoa
  Arnaldoa is a genus of flowering plants in the daisy family.-Species:*Arnaldoa argentea C.Ulloa, P.Jørg. & M.O.Dillon*Arnaldoa macbrideana Ferreyra *Arnaldoa weberbaueri Ferreyra...
  
   Cabrera
• Arnica
  Arnica
  Arnica is a genus with about 30 perennial, herbaceous species, belonging to the sunflower family . The genus name Arnica may be derived from the Greek arna, "lamb", in reference to the soft, hairy leaves....
  
   L. - arnica
• Arnicastrum
  Arnicastrum
  Arnicastrum is a genus of flowering plants in the daisy family....
  
   Greenm.
• Arnoglossum Raf. - Indian plantain
• Arnoseris
  Arnoseris
  Arnoseris is a genus of flowering plants in the daisy family....
  
   Gaertn.
• Arrhenechthites
  Arrhenechthites
  Arrhenechthites is a genus of flowering plants in the daisy family....
  
   Mattf.
• Arrojadocharis
  Arrojadocharis
  Arrojadocharis is a genus of flowering plants in the daisy family, Asteraceae....
  
   Mattf.
• Arrowsmithia
  Arrowsmithia
  Arrowsmithia is a genus of flowering plants in the daisy family, Asteraceae....
  
   DC.
• Artemisia L. - tarragon, sagebrush, sagewort, wormwood, mugwort
• Artemisiopsis
  Artemisiopsis
  Artemisiopsis is a genus of flowering plants in the daisy family, Asteraceae....
  
   S.Moore
• Asanthus
  Asanthus
  Asanthus is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob. - brickellbush
• Ascidiogyne
  Ascidiogyne
  Ascidiogyne is a genus of flowering plants in the daisy family, Asteraceae....
  
   Cuatrec
• Aspilia
  Aspilia
  Aspilia is a genus of flowering plants in the daisy family.Historically, Aspilia africana has been used inMbaise and most Igbo speaking parts of Nigeria to prevent conception suggesting potential contraceptive and anti-fertility properties.Leaf extract and fractions of A...
  
   Thouars
• Asplundianthus
  Asplundianthus
  Asplundianthus is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob
• Aster L. - aster
• Asteridea
  Asteridea (plant)
  Asteridea is a genus of flowering plants in the daisy family....
  
   Lindl.
• Asteriscus
  Asteriscus (genus)
  Asteriscus is a genus of flowering plants in the family Asteraceae.Species include:*Asteriscus aquaticus Less.*Asteriscus daltonii Walp.*Asteriscus graveolens Less.*Asteriscus hierochunticus Wiklund...
  
   Mill.
• Asteromoea
  Asteromoea
  Asteromoea is a genus of flowering plants in the daisy family....
  
   Blume
• Astranthium
  Astranthium
  Astranthium is a genus of flowering plants in the daisy family, Asteraceae....
  
   Nutt.- western daisy
• Athanasia
  Athanasia
  Athanasia is a genus of flowering plants in the daisy family....
  
   L.
• Athrixia
  Athrixia
  Athrixia is a genus of flowering plants in the daisy family, Asteraceae....
  
   Ker Gawl.
• Athroisma
  Athroisma
  Athroisma is a genus of plants in the Asteraceae family....
  
   DC
• Atractylis
  Atractylis
  The Distaff thistle is a plant of the genus Atractylis in the daisy family .In the Greek island of Crete the species Atractylis gummifera, which is called by the locals kollies , akolletes , sakizi , kollotsoure or agathokollia , has its "heads" peeled and eaten raw or browned by the locals....
  
   L.
• Atractylodes
  Atractylodes
  Atractylodes is a genus in the plant family Asteraceae.-Medicinal uses:Some species, including Atractylodes lancea and A. macrocephala , are used in traditional Chinese medicine.-Species:*Atractylodes carlinoides...
  
   DC.
• Atrichantha
  Atrichantha
  Atrichantha is a genus of flowering plants in the daisy family, Asteraceae....
  
   Hilliard & B.L.Burtt
• Atrichoseris
  Atrichoseris
  Atrichoseris is a monotypic genus containing the single species Atrichoseris platyphylla, which is known by the common names tobacco weed, parachute plant, and gravel ghost. This plant, a member of the daisy family, is native to the desert southwest of the United States...
  
   A.Gray
• Austrobrickellia
  Austrobrickellia
  Austrobrickellia is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Austrocritonia
  Austrocritonia
  Austrocritonia is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Austroeupatorium
  Austroeupatorium
  Austroeupatorium is a genus of 13 species of plants native to South America, including herbaceous perennials and shrubs. The native range is focused on eastern South America and extends as far north as Panama and Trinidad and as far west as Bolivia....
  
   R.M.King & H.Rob.
• Austroliabum
  Austroliabum
  Austroliabum is a genus of flowering plants in the daisy family....
  
   H.Rob. & Brettell
• Austrosynotis
  Austrosynotis
  Austrosynotis is a genus of flowering plants in the daisy family....
  
   C.Jeffrey
• Avellara
  Avellara
  Avellara is a genus of flowering plants in the daisy family....
  
   Blanca & C.Diaz
• Axiniphyllum
  Axiniphyllum
  Axiniphyllum is a genus of flowering plants in the daisy family....
  
   Benth
• Ayapana
  Ayapana
  Ayapana is a genus of 14 species of tropical American perennial herbs, which have at times been classified in the genus Eupatorium. The leaves, at least of Ayapana triplinervis, are commonly used medicinally.- Species :A partial list is:...
  
   Spach
• Ayapanopsis
  Ayapanopsis
  Ayapanopsis is a genus of about 14 to 15 species of flowering plants in the Asteraceae family. They are found in the Andes, from southern Colombia to Argentina.It contains the following species:* Ayapanopsis luteynii-References:...
  
   R.M.King & H.Rob.
• Aylacophora
  Aylacophora
  Aylacophora is a genus of flowering plants in the daisy family....
  
   Cabrera

B

• Baccharis
  Baccharis
  Baccharis is a genus of perennials and shrubs in the aster family . They are commonly known as baccharises but sometimes referred to as "brooms", because many members have small thin leaves resembling the true brooms. They are not at all related to these however, but belong to an entirely...
  
   L. - baccharis
• Badilloa
  Badilloa
  Badilloa is a genus of 10 species of shrubs and small trees in the Asteraceae family. They are native to the Andes, from Venezuela to Peru.It contains the following species:* Badilloa atrescens-References:...
  
   R.M.King & H.Rob.
• Baeriopsis
  Baeriopsis
  Baeriopsis is a genus of flowering plants in the daisy family....
  
   J.T.Howell
• Bafutia
  Bafutia
  Bafutia tenuicaulis is a species of flowering plant in the Asteraceae family, and the only species in the genus Bafutia. It is found in Cameroon and Nigeria, where it lives in rocky areas....
  
   C.D.Adams
• Bahia
  Bahia (plant)
  Bahia is a small genus of about 12 species of perennial flowering plants in the family Asteraceae. The common name is also Bahia. It is named in honor of the spanish botanist Juan Francisco Bahí ....
  
   Lach. - bahia
• Bahianthus
  Bahianthus
  Bahianthus is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Baileya Harv. & A.Gray - desert marigold
• Bajacalia
  Bajacalia
  Bajacalia is a genus of flowering plants in the sunflower family, Asteraceae.- Distribution :This plant is endemic of the Baja California peninsula, Mexico.It grows extensively in the Margarita island in the Pacific coast of the peninsula....
  
  
• Balduina
  Balduina
  Balduina, population 42,000, is an urban area that belongs to the Municipio XIX of the commune of Rome, and to the fourteenth borough of the city,...
  
  Nutt. - honeycombhead
• Balsamita
  Balsamita
  Balsamita is a genus of flowering plants in the daisy family....
  
   - balsamita (synonym of Tanacetum
  Tanacetum
  Tanacetum is a genus of about 160 species of flowering plant in the family Asteraceae, native to many regions of the Northern Hemisphere.Common names include Tansy , Costmary , and Feverfew ; several other species are also known as tansies.Tanacetum species...
  
   L.)
• Balsamorhiza
  Balsamorhiza
  Balsamorhiza is a genus of plants in the sunflower family known commonly as balsamroots. These are perennials with fleshy taproots and caudices bearing erect stems and large, basal leaves. Atop the tall stems are showy yellow sunflower-like blooms. Balsamroots are native to western North America...
  
   Hook. ex Nutt. - balsamroot
• Baltimora
  Baltimora (genus)
  Baltimora is a genus of flowering plants in the daisy family....
  
   L. - baltimora
• Barkleyanthus
  Barkleyanthus
  Barkleyanthus is a genus of flowering plants in the daisy family, Asteraceae....
  
   H.Rob. & Brettell - willow ragwort
• Barnadesia
  Barnadesia
  Barnadesia is a genus of flowering plant in the Asteraceae family.It contains the following species:* Barnadesia aculeata* Barnadesia ciliata* Barnadesia spinosa...
  
   Mutis ex L.f.
• Barroetea
  Barroetea
  Barroetea is a genus of flowering plants in the daisy family, Asteraceae....
  
   A.Gray
• Barrosoa
  Barrosoa
  Barrosoa is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Bartlettia
  Bartlettia
  Bartlettia is a genus of flowering plants in the daisy family....
  
   A. Gray
• Bartlettina
  Bartlettina
  Bartlettina is a genus of about 37 species of flowering plants in the Asteraceae family. They are native to tropical America although one species, B...
  
   R.M.King & H.Rob.
• Basedowia
  Basedowia
  Basedowia is a genus of flowering plants in the daisy family....
  
   E.Pritz.
• Bebbia
  Bebbia
  Bebbia is a genus of plants in the daisy family; it is often considered monotypic, but it is sometimes treated as a genus of two or more species if Bebbia juncea is divided. The common name of B. juncea is sweetbush. It is an aromatic shrub of the southwestern United States and northern Mexico...
  
   Greene - sweetbush
• Bedfordia
  Bedfordia
  Bedfordia is a genus of flowering plants belonging to the family Asteraceae. The genus includes 3 species, all endemic to Australia.-Description:Bedfordia are shrubs or small trees....
  
   DC.
• Bejaranoa
  Bejaranoa
  Bejaranoa is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Bellida
  Bellida
  Bellida is a genus of flowering plants in the daisy family....
  
   Ewart
• Bellis
  Bellis
  Bellis is a genus of 15 species of flowering plants in the family Asteraceae, native to Europe and the Mediterranean region and northern Africa. One species has been introduced into North America and others into other parts of the world.-Description:...
  
   L. - daisy
• Bellium
  Bellium
  Bellium is a genus of flowering plants in the daisy family, Asteraceae....
  
   L.
• Belloa
  Belloa
  Belloa is a genus of flowering plants in the daisy family....
  
   J.Remy
• Benitoa
  Benitoa
  Benitoa is a genus of flowering plants in the daisy family, Asteraceae. This is a monotypic genus containing the single species Benitoa occidentalis, which is known simply as benitoa...
  
   D.D.Keck
• Berardia
  Berardia
  Berardia is a genus of flowering plants in the daisy family....
  
   Vill.
• Berkheya
  Berkheya
  Berkheya is a genus of flowering plants in the daisy family....
  
   Ehrh.
• Berlandiera
  Berlandiera
  Berlandiera is a genus of flowering plants in the family Asteraceae.Species include:*Berlandiera lyrata Benth. – Chocolate Flower, Chocolate Daisy or Lyreleaf Greeneyes*Berlandiera monocephala Pinkava...
  
   DC- greeneyes
• Berroa
  Berroa
  Berroa is a genus of flowering plants in the daisy family....
  
   Beauverd
• Bethencourtia
  Bethencourtia
  Bethencourtia is a genus of flowering plants in the daisy family, Asteraceae....
  
  
• Bidens
  Bidens
  Bidens is a genus of flowering plants in the family Asteraceae. It contains about 200 species. The common names beggarticks, black jack, bur-marigolds, stickseeds, tickseeds and tickseed sunflowers refer to the achene burrs on the seeds of this genus, most of which are barbed...
  
   L. - beggartick, devil's sticktight, Spanish needles
• Bigelowia
  Bigelowia
  Bigelowia is a genus of flowering plants in the daisy family, Asteraceae....
  
   DC - rayless goldenrod
• Bishopalea
  Bishopalea
  Bishopalea is a genus of flowering plants in the daisy family....
  
   H.Rob.
• Bishopanthus
  Bishopanthus
  Bishopanthus is a genus of flowering plants in the daisy family....
  
   H.Rob.
• Bishopiella
  Bishopiella
  Bishopiella is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Bishovia
  Bishovia
  Bishovia is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Blainvillea
  Blainvillea
  Blainvillea is a genus of flowering plants in the daisy family....
  
   Cass.
• Blakeanthus
  Blakeanthus
  Blakeanthus is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Blakiella
  Blakiella
  Blakiella is a genus of flowering plants in the daisy family....
  
   Cuatrec.
• Blanchetia
  Blanchetia
  Blanchetia is a genus of flowering plants in the daisy family....
  
   DC
• Blennosperma
  Blennosperma
  Blennosperma is a genus of plants which contains only three species. They are known commonly as stickyseeds; indeed, the name Blennosperma is Greek for "slimy seed." Two of these species are endemic to California in the United States...
  
   Less. - stickyseed
• Blennospora
  Blennospora
  Blennospora is a genus of flowering plants in the daisy family....
  
   A.Gray
• Blepharipappus
  Blepharipappus
  Blepharipappus is a monotypic plant genus in the daisy family containing the single species Blepharipappus scaber, which is known by the common name rough eyelash, or rough eyelashweed. This is an unassuming small annual plant native to the northwestern United States. It raises slender, fuzzy...
  
   Hook
• Blepharispermum
  Blepharispermum
  Blepharispermum is a genus of flowering plant in the Asteraceae family. It contains fifteen species, including Blepharispermum hirtum....
  
   DC.
• Blepharizonia
  Blepharizonia
  Blepharizonia is a genus of flowering plants in the daisy family....
  
   (A.Gray) Greene
• Blumea
  Blumea
  Blumea is a genus of flowering plants belonging to the Asteraceae family.-Characteristics:Genus Blumea is found in the tropical and sub-tropical zones of Asia, especially the Indian Subcontinent and Southeast Asia. A few species are found in Australia and still fewer in Africa.The plants of this...
  
   DC - false oxtongue
• Blumeopsis
  Blumeopsis
  Blumeopsis is a genus of flowering plants in the daisy family....
  
   Gagnep.
• Boeberastrum
  Boeberastrum
  Boeberastrum is a genus of flowering plants in the sunflower family, Asteraceae....
  
   (A.Gray) Rydb.
• Boeberoides
  Boeberoides
  Boeberoides is a genus of flowering plants in the sunflower family, Asteraceae....
  
   (DC.) Strother
• Bolanosa
  Bolanosa
  Bolanosa is a genus of flowering plants in the daisy family....
  
   A.Gray
• Bolophyta
  Bolophyta
  Bolophyta is a genus of flowering plants in the daisy family....
  
   Nutt.
• Boltonia
  Boltonia
  Boltonia is a genus of plants in the Asteraceae family native to North America. There are about five species.Species include:*Boltonia apalachicolensis - Apalachicola doll's daisy*Boltonia asteroides - white doll's daisy...
  
    L'Her. - doll's daisy
• Bombycilaena
  Bombycilaena
  Bombycilaena is a genus of flowering plants in the daisy family....
  
   (DC.) Smoljan.
• Borrichia
  Borrichia
  Borrichia is a genus of flowering plants in the daisy family, Asteraceae. It is named for Danish physician Ole Borch . Members of the genus are commonly known as seaside tansies.-Selected species:...
  
   Adans. - seaside tansy
• Bothriocline
  Bothriocline
  Bothriocline is a genus of flowering plants in the daisy family....
  
   Oliv. ex Benth.
• Brachanthemum
  Brachanthemum
  Brachanthemum is a genus of flowering plants in the daisy family....
  
   DC.
• Brachionostylum
  Brachionostylum
  Brachionostylum is a genus of flowering plants in the daisy family....
  
   Mattf.
• Brachyactis
  Brachyactis
  Brachyactis is a genus of flowering plants in the daisy family....
  
   - rayless aster (synonym of Symphyotrichum ciliatum)
• Brachyglottis
  Brachyglottis
  Brachyglottis is a genus of flowering plant in the Asteraceae family; a genus which has existed since November 29, 1775when Johann Reinhold Forster & Georg Forster created the genus with this name from the Greek words brachus meaning short...
  
   J.R.Forst. & G.Forst.
• Brachylaena
  Brachylaena
  Brachylaena is a genus of flowering plant in the Asteraceae family. Notable species include:* Brachylaena calodendrum* Brachylaena discolor DC. subsp. discolor...
  
   R.Br.)
• Brachyscome
  Brachyscome
  Brachyscome is a genus of around 70 species of mostly annual and perennial herbs and a few subshrubs in the daisy family Asteraceae. 65 of these are endemic to Australia, the remainder being found in New Zealand and New Guinea...
  
   Cass.
• Brachythrix
  Brachythrix
  Brachythrix is a genus of flowering plants in the daisy family....
  
   Wild & G.V.Pope
• Bracteantha Anderb.
• Bradburia
  Bradburia
  Bradburia is a genus of flowering plants in the daisy family, Asteraceae....
  
   Torr. & A.Gray
• Brickellia
  Brickellia
  Brickellia is a genus of about 100 species of plants in the sunflower family , known commonly as brickellbushes. They are found in North America, Mexico, and Central America. Many species are native to the American southwest, especially Texas...
  
   Elliott - brickelbush
• Brickelliastrum
  Brickelliastrum
  Brickelliastrum is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob. - brickellbush
• Brintonia
  Brintonia
  Brintonia is a genus of flowering plants in the daisy family....
  
   - mock goldenrod (synonym og Solidago L. )
• Bryomorphe
  Bryomorphe
  Bryomorphe is a genus of flowering plants in the daisy family, Asteraceae....
  
   Harv.
• Buphthalmum
  Buphthalmum
  Buphthalmum is a genus in the daisy family . It contains less than 10 species.-Principal species:* Buphthalmum aquaticum L. 1753* Buphthalmum asteroideum Viv. 1824* Buphthalmum maritimum L. 1753...
  
   L.
• Burkartia
  Burkartia
  Burkartia is a genus of flowering plants in the daisy family....
  
   Crisci

C

• Cabreriella
  Cabreriella
  Cabreriella is a genus of flowering plants in the daisy family....
  
   Cuatrec.
• Cacalia
  Cacalia
  Adenostyles, is a large genus of to a flowering plants in the sunflower family Asteraceae, and of the constantly changing tribe Senecioneae...
  
   L. - Indian plantain
• Cacaliopsis
  Cacaliopsis
  Cacaliopsis is a monotypic genus in the daisy family which contains the single species Cacaliopsis nardosmia , which is known by the common name silvercrown. This is a rhizomatous perennial native to the forests and moist meadows of the west coast of North America, from northern California to...
  
   A.Gray
• Cacosmia
  Cacosmia
  Cacosmia is a genus of flowering plant in the Asteraceae family.It contains the following species:* Cacosmia harlingii* Cacosmia hieronymi...
  
   Kunth
• Cadiscus
  Cadiscus
  Cadiscus is a genus of flowering plants in the daisy family, Asteraceae....
  
   E.Mey. ex DC.
• Caesulia
  Caesulia
  Caesulia is a genus of flowering plants in the daisy family....
  
   Roxb.
• Calea
  Calea (genus)
  Calea is a genus of plants in the sunflower family.Species include:*Calea glomerata*Calea harlingii*Calea huigrensis*Calea kingii*Calea ternifolia*Calea uniflora*Calea urticifolia*Calea zacatechichi...
  
   L.
• Calendula
  Calendula
  Calendula , pot marigold, is a genus of about 12–20 species of annual or perennial herbaceous plants in the daisy family Asteraceae, native to the area from Macaronesia east through the Mediterranean region to Iran...
  
   L. - marigold
• Callicephalus
  Callicephalus
  Callicephalus is a genus of flowering plants in the daisy family....
  
   C.A.Mey.
• Callichroa
  Callichroa
  Callichroa is a genus of flowering plants from the sunflower family that is usually considered part of the genus Layia.-External links:*...
  
   Fisch. & C.A.Mey.
• Callilepis
  Callilepis (plant)
  Callilepis is a genus of flowering plants in the daisy family, Asteraceae....
  
   DC.
• Callistephus
  Callistephus
  Callistephus is a genus of flowering plants, in the Asteraceae ; the genus includes only one species, C. chinensis, the China Aster....
  
   Cass.
• Calocephalus
  Calocephalus
  Calocephalus is a genus of annuals, perennial herbs and shrubs, in the family Asteraceae. The genus, which is endemic to Australia, was first formally described by botanist Robert Brown in 1817.There are 14 species, including:...
  
   R.Br.
• Calomeria
  Calomeria
  Calomeria is a plant genus with a single species Calomeria amaranthoides which is native to New South Wales and Victoria in Australia....
  
   Vent.
• Calopappus
  Calopappus
  Calopappus is a genus of flowering plants in the daisy family....
  
   Meyen
• Calorezia
  Calorezia
  Calorezia is a small genus of flowering plants in the aster family. It is made up of two species that were separated from genus Perezia in 2007. They are perennial herbs with pink-purple flowers.Species:*Calorezia nutans...
  
   Panero
• Calostephane
  Calostephane
  Calostephane is a genus of flowering plants in the daisy family....
  
   Benth.
• Calotesta
  Calotesta
  Calotesta is a genus of flowering plants in the daisy family, Asteraceae....
  
   P.O.Karis
• Calotis
  Calotis
  Calotis is a genus of herbs or small shrubs in the family Asteraceae. Most of the species are native to Australia, while two occur in Asia.Species include:*Calotis ancyrocarpa J.M.Black - Anchor Burr-daisy*Calotis anthemoides F.Muell...
  
   R.Br.
• Calycadenia
  Calycadenia
  Calycadenia is a genus of plants in the sunflower family known commonly as the western rosinweeds. These are found in western North America, where six of them are endemic to California, where they are mostly found in the Central Valley. Some species are quite rare...
  
   DC- western rosinweed
• Calycocorsus
  Calycocorsus
  Calycocorsus is a genus of flowering plants in the daisy family....
  
   F.W.Schmidt
• Calycoseris
  Calycoseris
  Calycoseris is a small genus of two species of annual desert wildflowers in the daisy family. They are native to western North America in the southwestern United States and Northwestern Mexico. They are characterized by the tack-shaped gland hairs on their upper stems and bracts, the trait which...
  
   A.Gray- tackstem
• Calyptocarpus
  Calyptocarpus
  Calyptocarpus is a genus of flowering plants in the daisy family, Asteraceae. The name is derived from the Greek words καλυπτος , meaning "covered," and καρπος , meaning "fruit."-External links:...
  
   Less.
• Camchaya
  Camchaya
  Camchaya is a genus of flowering plants in the daisy family....
  
   Gagnep.
• Campovassouria
  Campovassouria
  Campovassouria is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Camptacra
  Camptacra
  Camptacra is a genus of flowering plants in the daisy family, Asteraceae....
  
   N.T.Burb.
• Campuloclinium
  Campuloclinium
  Campuloclinium is a genus of flowering plants in the daisy family, Asteraceae....
  
   DC
• Canadanthus - mountain aster (?)
• Cancrinia
  Cancrinia
  Cancrinia is a genus of flowering plants in the daisy family....
  
   Kar. & Kir.
• Cancriniella
  Cancriniella
  Cancriniella is a genus of flowering plants in the daisy family....
  
   Tzvelev
• Cardopatium
  Cardopatium
  Cardopatium is a genus of flowering plants in the daisy family....
  
   Juss.
• Carduncellus
  Carduncellus
  Carduncellus is a genus of small thistle-type flowering plants in the daisy family....
  
   Adans.
• Carduus
  Carduus
  Carduus is a genus of about 90 species of thistles in the family Asteraceae, native to Europe, Asia and Africa. Carduus is Latin for a thistle....
  
   L. - plumeless thistle
• Carlina
  Carlina
  Carlina is a genus of about 30 species of thistles in the family Asteraceae, native to Europe, north Africa and Asia. The highest species diversity in the Mediterranean region, and only one species Carlina (carline thistle) is a genus of about 30 species of thistles in the family Asteraceae,...
  
   L. - carline thistle
• Carminatia
  Carminatia
  Carminatia is a genus of annual plants native primarily to Mexico, but also the southwestern United States and Guatemala.- Classification :...
  
   Moc. ex DC.
• Carpesium
  Carpesium
  Carpesium is a genus of flowering plants in the daisy family....
  
   L.
• Carphephorus
  Carphephorus
  Carphephorus is a genus of seven herbaceous perennials native to the southeastern United States. They flower in late summer to fall.- Classification :...
  
   Cass. - chaffhead
• Carphochaete
  Carphochaete
  Carphochaete is a genus of seven shrubs or subshrubs native to Mexico, with the range of one species extending into the southwestern United States.- Classification :Carphochaete is in the tribe Eupatorieae of the aster family...
  
   A.Gray - bristlehead
• Carramboa
  Carramboa
  Carramboa is a genus of flowering plants in the daisy family....
  
   Cuatrec.
• Carterothamnus
  Carterothamnus
  Carterothamnus is a genus of flowering plants in the daisy family....
  
   R.M.King
• Carthamus
  Carthamus
  The genus Carthamus , the distaff thistles, includes about 14 species of Mediterranean plants in the daisy family. The best known species is the safflower.-Species:*Carthamus arborescens L...
  
   L. - distaff thistle
• Cassinia
  Cassinia
  Cassinia is a large genus of plants in the family Asteraceae, most or all of which are native to the Southern Hemisphere. It was named for French botanist Alexandre de Cassini.Species include:*Cassinia accipitrum Orchard...
  
   R.Br.
• Castalis
  Castalis
  Castalis is a genus of flowering plants in the daisy family....
  
    Cass.
• Castenedia
  Castenedia
  Castenedia is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Catamixis
  Catamixis
  Catamixis is a genus of flowering plants in the daisy family....
  
   Thomson
• Catananche
  Catananche
  Catananche is a genus of the botanical family Asteraceae....
  
   L.
• Catatia
  Catatia
  Catatia is a genus of flowering plants in the daisy family....
  
   Humbert
• Catolesia
  Catolesia
  Catolesia is a genus of flowering plants in the daisy family, Asteraceae....
  
  
• Caucasalia
  Caucasalia
  Caucasalia is a genus of flowering plants in the daisy family, Asteraceae....
  
  
• Cavalcantia
  Cavalcantia
  Cavalcantia is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Cavea
  Cavea (genus)
  Cavea is a genus of flowering plants in the daisy family....
  
   W.W.Sm. & Small
• Caxamarca
  Caxamarca
  Caxamarca is a genus of flowering plants in the daisy family, Asteraceae....
  
  
• Celmisia
  Celmisia
  Celmisia is a genus of perennial herbs or subshrubs, in the family Asteraceae. There are around 70 species; most are endemic to New Zealand, between four and 10 are endemic to Australia. The genus was first formally described by botanist Alexandre de Cassini in 1813.Species include:* Celmisia...
  
   Cass.
• Centaurea
  Centaurea
  Centaurea is a genus of between 350 and 600 species of herbaceous thistle-like flowering plants in the family Asteraceae. Members of the genus are found only north of the equator, mostly in the Eastern Hemisphere; the Middle East and surrounding regions are particularly species-rich...
  
   L. - knapweed, cornflower, star thistle
• Centaurodendron
  Centaurodendron
  Centaurodendron is a genus of flowering plant in the Asteraceae family.It contains the following species:* Centaurodendron dracaenoides* Centaurodendron palmiforme...
  
   Johow
• Centauropsis
  Centauropsis
  Centauropsis is a genus of flowering plants in the daisy family....
  
   Bojer ex DC.
• Centaurothamnus
  Centaurothamnus
  Centaurothamnus is a genus of flowering plants in the daisy family....
  
   Wagenitz & Dittrich
• Centipeda
  Centipeda
  Centipeda is a genus of flowering plants in the daisy family, Asteraceae.Centipeda is used medicinally in Traditional Chinese Medicine and also known as Shi Hu Sui, and Herba Centipeda....
  
   Lour
• Centratherum
  Centratherum
  Centratherum is a genus of flowering plants in the daisy family....
  
   Cass.
• Cephalipterum
  Cephalipterum
  Cephalipterum is a genus of flowering plants in the daisy family....
  
   A.Gray
• Cephalopappus
  Cephalopappus
  Cephalopappus is a genus of flowering plants in the daisy family....
  
   Nees & Mart.
• Cephalorrhynchus
  Cephalorrhynchus
  Cephalorrhynchus is a genus of flowering plants in the daisy family.-Description:Biennial or perennial daisy-like herbaceous plants with erect stem. Leaves are alternate, oval or oblong, undivided or pinnate. Roots thicken in tuberous form....
  
   Boiss.
• Cephalosorus
  Cephalosorus
  Cephalosorus is a genus of flowering plants in the daisy family....
  
   A.Gray
• Ceratogyne
  Ceratogyne
  Ceratogyne is a genus of flowering plants in the daisy family....
  
   Turcz.
• Ceruana
  Ceruana
  Ceruana is a genus of flowering plants in the daisy family, Asteraceae....
  
   Forssk.
• Chacoa
  Chacoa
  Chacoa is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Chaenactis
  Chaenactis
  Chaenactis is a genus of plants in the daisy family which are known generally as pincushions or dustymaidens. These wildflowers are native to western North America, especially the desert southwest of the United States. There are 18 species, many of which are quite variable in appearance. They are...
  
   DC - pincushion
• chaetadelpha
  Chaetadelpha
  Chaetadelpha is a monotypic genus in the sunflower family containing the single species Chaetadelpha wheeleri, or Wheeler's skeletonweed. This brushy perennial plant is native to the western United States. It forms a low bush with plentiful erect stems covered in very narrow, long and pointed leaves...
  
   A.Gray ex S.Watson - skeletonweed
• Chaetanthera
  Chaetanthera
  Chaetanthera is a genus of flowering plants in the daisy family....
  
   Ruiz & Pav.
• Chaetopappa
  Chaetopappa
  Chaetopappa is a genus of plants in the daisy family which are known generally as leastdaisies. These wildflowers are native to western and central North America...
  
   DC - least daisy
• Chaetospira S.F.Blake
• Chaetymenia
  Chaetymenia
  Chaetymenia is a genus of flowering plants in the daisy family....
  
   Hook. & Arn.
• Chamaechaenactis
  Chamaechaenactis
  Chamaechaenactis is a genus of flowering plants in the daisy family....
  
   Rydb.
• Chamaegeron
  Chamaegeron
  Chamaegeron is a genus of flowering plants in the daisy family....
  
   Schrenk
• Chamaeleon
  Chamaeleon (plant)
  Chamaeleon is a genus of flowering plants in the daisy family....
  
   Cass.
• Chamaemelum
  Chamaemelum
  Chamaemelum is a small genus of plants in the daisy family known generally as dogfennels. Perhaps the best-known dogfennel is Roman Chamomile, Chamaemelum nobile, syn. Anthemis nobilis. These are annual or perennial herbs, rarely exceeding half a meter in height and usually bearing solitary white...
  
   Mill. - dogfennel
• Chamomilla - chamomilla, pineapple weed (synonym of Matricaria L.)
• Chaptalia
  Chaptalia
  Chaptalia is a genus of flowering plants in the daisy family.It contains the following species:*Chaptalia albicans Vent. ex B.D.Jacks.*Chaptalia angustata Urb.*Chaptalia anisobasis S.F.Blake*Chaptalia araneosa Casar....
  
   Vent. - sunbonnetts
• Chardinia
  Chardinia
  Chardinia is a genus of flowering plants in the daisy family....
  
   Desf.
• Cheirolophus Cass.
• Chersodoma
  Chersodoma
  Chersodoma is a genus of flowering plants in the daisy family, Asteraceae....
  
   Phil.
• Chevreulia Cass.
• Chiliadenus
  Chiliadenus
  Chiliadenus is a genus of flowering plants in the daisy family....
  
   Cass.
• Chiliocephalum
  Chiliocephalum
  Chiliocephalum is a genus of flowering plants in the daisy family....
  
   Benth.
• Chiliophyllum
  Chiliophyllum
  Chiliophyllum is a genus of flowering plants in the daisy family....
  
   Phil.
• Chiliotrichiopsis
  Chiliotrichiopsis
  Chiliotrichiopsis is a genus of flowering plants in the daisy family....
  
   Cabrera
• Chiliotrichum
  Chiliotrichum
  Chiliotrichum is a genus of flowering plants in the daisy family, Asteraceae. - Further Reading :*Bonifacino, José Mauricio. 2009. Taxonomic Revision of the Chiliotrichum group sensu stricto Smithsonian Contributions to Botany, no. 92, vi+119 pp. Washington, D.C.: Smithsonian Institution...
  
   Cass.
• Chimantaea
  Chimantaea
  Chimantaea is a genus of flowering plants in the daisy family....
  
   Maguire, Steyerm. & Wurdack
• Chionolaena
  Chionolaena
  Chionolaena is a genus of flowering plants in the daisy family....
  
   DC.
• Chionopappus
  Chionopappus
  Chionopappus is a genus of flowering plants in the daisy family....
  
   Benth
• Chlamydophora
  Chlamydophora
  Chlamydophora is a genus of flowering plants in the daisy family....
  
   Ehrenb. ex Less.
• Chloracantha
  Chloracantha
  Chloracantha is a monotypic plant genus in the aster family containing the single species Chloracantha spinosa, the spiny chloracantha or Mexican devil-weed. It is native to Mexico and the southwestern United States, where it grows in moist or damp areas in otherwise dry habitat, such as desert and...
  
   - Nesom
• Chondrilla
  Chondrilla
  Chondrilla is the scientific name shared by two genera of life-forms:*Chondrilla is a genus of plants in family Asteraceae. The best known species is Chondrilla juncea, the rush skeletonweed*Chondrilla is a genus of sea sponges...
  
   L.
• Chondropyxis
  Chondropyxis
  Chondropyxis is a genus of flowering plants in the daisy family....
  
   D.A.Cooke
• Chorisis
  Chorisis
  Chorisis is a genus of flowering plants in the daisy family....
  
   DC.
• Chresta
  Chresta
  Chresta is a genus of flowering plants in the daisy family....
  
   Vell. ex DC.
• Chromolaena
  Chromolaena
  Chromolaena is a genus of about 165 species of perennials and shrubs in the aster family, Asteraceae. The name is derived from the Greek words χρῶμα , meaning "color," and λαινα , meaning "cloak." It refers to the colored phyllaries of some species...
  
   DC - thoroughwort
• Chromolepis
  Chromolepis
  Chromolepis is a genus of flowering plants in the daisy family....
  
   Benth.
• Chronopappus
  Chronopappus
  Chronopappus is a genus of flowering plants in the daisy family....
  
   DC.
• Chrysactinia
  Chrysactinia
  Chrysactinia A. Gray is a genus of flowering plants in the daisy family....
  
   A.Gray
• Chrysactinium
  Chrysactinium
  Chrysactinium is a genus of flowering plants in the daisy family....
  
   (Kunth) Wedd.
• Chrysanthellum
  Chrysanthellum
  Chrysanthellum is a genus of flowering plants in the daisy family....
  
   Rich.
• Chrysanthemoides
  Chrysanthemoides
  Chrysanthemoides is one of eight genera of the Calenduleae, with a center of diversity in South Africa. The genera contains only two species, but is known for the invasive "Bitou Bush" Chrysanthemoides monilifera. Studies of this genus have determined that there is a large amount of genetic...
  
   Fabr.
• Chrysanthemum
  Chrysanthemum
  Chrysanthemums, often called mums or chrysanths, are of the genus constituting approximately 30 species of perennial flowering plants in the family Asteraceae which is native to Asia and northeastern Europe.-Etymology:...
  
   L.
• Chrysocephalum
  Chrysocephalum
  Chrysocephalum, known by the common name of Everlastings for their long life as a cut flower, is a genus of flowering plants in the family Asteraceae...
  
   Walp.
• Chrysocoma
  Chrysocoma
  Chrysocoma is a genus of flowering plants in the daisy family, Asteraceae....
  
   L.
• Chrysogonum
  Chrysogonum
  Chrysogonum is a genus of flowering plants in the daisy family. It is known to have hallucinogenic properties, and is currently classified as a Class 1 drug by the U.S. government....
  
   L.
• Chrysoma
  Chrysoma
  Chrysoma is a genus of flowering plants in the daisy family, Asteraceae....
  
   Nutt.
• Chrysophthalmum
  Chrysophthalmum
  Chrysophthalmum is a genus of flowering plants in the daisy family....
  
   Sch.Bip. ex Walp.
• Chrysopsis
  Goldenaster
  Golden asters, genera Heterotheca and Chrysopsis, are members of the plant family Asteraceae. These are annual and perennial herbs bearing daisylike flower heads with yellow disc florets and usually yellow ray florets....
  
   (Nutt.) Elliott - goldenaster
• Chrysothamnus
  Chrysothamnus
  Chrysothamnus is a member of the plant family Asteraceae. It is a semi-deciduous shrub, sometimes also called sagebrush. The native distribution is in the arid western United States and northern Mexico...
  
   Nutt. - rabbitbrush
• Chthonocephalus
  Chthonocephalus
  Chthonocephalus is a genus of annual herbs in the family Asteraceae. The species is endemic to Australia, occurring in all mainland states.Species include:*Chthonocephalus muellerianus P.S.Short*Chthonocephalus multiceps J.H.Willis...
  
   Steetz
• Chucoa
  Chucoa
  Chucoa is a genus of flowering plants in the daisy family....
  
   Cabrera
• Chuquiraga
  Chuquiraga
  Chuquiraga is a genus of flowering plant in the Asteraceae family, containing 23 species.Species include:* Chuquiraga arcuata* Chuquiraga jussieui* Chuquiraga oppositifolia* Chuquiraga spinosa...
  
   Juss.
• Chyrsactinia
  Chyrsactinia
  Chyrsactinia is a genus of flowering plants in the sunflower family, Asteraceae....
  
  
• Cicerbita
  Cicerbita
  Cicerbita is a genus of plants in the Asteraceae family.- Description :Cicerbita are mostly quite strong, perennial herbaceous plants. Their leaves are lyre-shaped or toothed pinnate with a terminal lobe which is clearly larger than the side lobes. Some species have only one pair of rather small...
  
   Wallr.
• Ciceronia
  Ciceronia
  Ciceronia is a genus of flowering plants in the daisy family, Asteraceae....
  
   Urb.
• Cichorium
  Chicory
  Common chicory, Cichorium intybus, is a somewhat woody, perennial herbaceous plant usually with bright blue flowers, rarely white or pink. Various varieties are cultivated for salad leaves, chicons , or for roots , which are baked, ground, and used as a coffee substitute and additive. It is also...
  
   L. - chicory
• Cineraria
  Cineraria
  Cineraria is now generally treated as a genus of about 50 species of flowering plants in the family Asteraceae, native to southern Africa...
  
   L.
• Cirsium
  Cirsium
  Cirsium is a genus of perennial and biennial flowering plants in the Asteraceae, one of several genera known commonly as thistles. They are more accurately known as Plume thistles. These differ from other thistle genera in having feathered hairs to their achenes...
  
   Mill. - thistle
• Cissampelopsis
  Cissampelopsis
  Cissampelopsis is a genus of flowering plants in the daisy family, Asteraceae....
  
   (DC.) Miq.
• Cladanthus
  Cladanthus
  Cladanthus is a genus of the botanical family Asteraceae, endemic to the Mediterranean region.- Species :Includes* Cladanthus mixtus L. syn Ormenis multicaulis, Moroccan chamomile-External links:*...
  
   Cass.
• Cladochaeta DC.
• Clappia
  Clappia (plant)
  Clappia is a genus of flowering plants in the daisy family....
  
   A.Gray - clapdaisy
• Clibadium
  Clibadium
  Clibadium is a genus of flowering plant in the Asteraceae family.It contains the following species:* Clibadium alatum* Clibadium harlingii* Clibadium manabiense* Clibadium mexiae* Clibadium napoense* Clibadium pastazense...
  
   L.
• Cnicothamnus
  Cnicothamnus
  Cnicothamnus is a genus of flowering plants in the daisy family....
  
   Griseb.
• Cnicus
  Cnicus
  Cnicus benedictus , was the sole species in the genus Cnicus, but has been reclassified as Centaurea benedicta...
  
   L. - blessed thistle
• Coespeletia
  Coespeletia
  Coespeletia is a genus of flowering plants in the daisy family. It is often collected by small children who make daisy chains by intertwining them and forming a loose chain similar to a pearl necklace....
  
   Cuatrec.
• Coleocoma
  Coleocoma
  Coleocoma is a genus of flowering plants in the daisy family....
  
   F.Muell.
• Coleostephus
  Coleostephus
  Coleostephus is a genus of flowering plants in the daisy family....
  
   Cass.
• Colobanthera
  Colobanthera
  Colobanthera is a genus of flowering plants in the daisy family....
  
   Humbert
• Columbiadoria (?.)
• Comaclinium Scheidw. & Planch.
• Comborhiza
  Comborhiza
  Comborhiza is a genus of flowering plants in the daisy family, Asteraceae....
  
  
• Commidendrum
  Commidendrum
  Commidendrum is a genus of four species of trees and shrubs in the family Asteraceae endemic to the island of Saint Helena in the South Atlantic Ocean. The vernacular name is gumwood or scrubwood.Species...
  
   DC.
• Complaya
  Complaya
  Complaya is a genus of flowering plants in the daisy family....
  
   Strother
• Condylidium
  Condylidium
  Condylidium is a genus of flowering plants in the daisy family, Asteraceae....
  
   - (synonym Villalba)
• Conoclinium
  Conoclinium
  Conoclinium, the mistflowers, is a genus of four species of herbaceous perennial flowering plants, native to North America. They are tall, and have blue to purple or violet flowers ....
  
   R.M.King & H.Rob. - thoroughwort, mistflower
• Condylopodium
  Condylopodium
  Condylopodium is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Conocliniopsis
  Conocliniopsis
  Conocliniopsis is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Conoclinium
  Conoclinium
  Conoclinium, the mistflowers, is a genus of four species of herbaceous perennial flowering plants, native to North America. They are tall, and have blue to purple or violet flowers ....
  
   DC.
• Conyza
  Conyza
  Conyza is a genus of about 50 species of flowering plants in the family Asteraceae, native to tropical and warm temperate regions throughout the world, and also north into cool temperate regions in North America and eastern Asia...
  
   Less. - horseweed
• Coreocarpus
  Coreocarpus
  Coreocarpus is a genus of flowering plants in the daisy family....
  
   Benth.
• Coreopsis L. - tickseed
• Corethamnium
  Corethamnium
  Corethamnium is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Corethrogyne
  Corethrogyne
  Corethrogyne is a genus of flowering plants in the daisy family, Asteraceae. Species include:*Corethrogyne filaginifolia - common sandaster, California aster...
  
   DC - sandaster
• Coronidium
  Coronidium
  Coronidium is a genus of flowering plants in the family Asteraceae. The genus is endemic to Australia.Species include:*Coronidium adenophorum Paul G. Wilson*Coronidium boormannii Paul G. Wilson...
  
   Paul G. Wilson
• Correllia
  Correllia
  Correllia is a genus of flowering plants in the daisy family....
  
   A.M.Powell
• Corymbium
  Corymbium
  Corymbium is a genus of flowering plants in the daisy family. It is the sole genus of subfamily Corymbioideae....
  
   L.
• Cosmos Cas.
• Cotula
  Cotula
  Cotula is a genus of flowering plant in the Asteraceae family. It includes about 80 species of plants known generally as water buttons or buttonweeds....
  
   L. - waterbuttons
• Coulterella
  Coulterella
  Coulterella capitata is a species of flowering plants in the daisy family. It is the only species of genus Coulterella and of subtribe Coulterellinae....
  
   Vasey & Rose
• Cousinia
  Cousinia
  The genus Cousinia of the tribe Cardueae is in its current circumscription one ofthe larger genera in the Asteraceae, with approximately 600-700 species distributed in central and western Asia....
  
   Cass.
• Cousiniopsis
  Cousiniopsis
  Cousiniopsis is a genus of flowering plants in the daisy family....
  
   Nevski
• Craspedia
  Craspedia
  Craspedia is a genus of daisies commonly known as billy buttons or woollyheads. They are native to Australia and New Zealand where they grow in a variety of habitats from sea level to the alps. The genus is found in every state of Australia except the Northern Territory. In New Zealand, Craspedia...
  
   G.Forst.
• Crassocephalum
  Crassocephalum
  Crassocephalum is a genus the common names of whose members include ragleaf, thickhead, and bologi. Several species are raised as leaf vegetables and used for medicine, especially in West Africa.-Species:Species include:...
  
   Moench - ragleaf
• Cratystylis
  Cratystylis
  Cratystylis is a genus of flowering plants in the daisy family....
  
   S.Moore
• Cremanthodium
  Cremanthodium
  Cremanthodium is a genus of flowering plants in the daisy family, Asteraceae....
  
   Benth.
• Crepidiastrum
  Crepidiastrum
  Crepidiastrum is a genus of flowering plants in the daisy family....
  
   Nakai
• Crepis
  Hawksbeard
  Hawksbeard may refer to:*Crepis, a cosmoplitan plant genus*Youngia, an Asiatic plant genus...
  
   L. - hawksbeard
• Crinitaria
  Crinitaria
  Crinitaria is a genus of flowering plants in the daisy family, Asteraceae....
  
  
• Critonia
  Critonia
  Critonia is a genus of flowering plant in the Asteraceae family.It contains the following species:* Critonia eggersii - Ecuador* Critonia morifolia - Bolivia...
  
   P.Browne - thoroughwort
• Critoniadelphus
  Critoniadelphus
  Critoniadelphus is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Critoniella
  Critoniella
  Critoniella is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Critoniopsis
  Critoniopsis
  Critoniopsis is a genus of flowering plant in the Asteraceae family.It contains the following species:* Critoniopsis cotopaxensis* Critoniopsis dorrii* Critoniopsis harlingii* Critoniopsis jaramilloi* Critoniopsis palaciosii...
  
   Sch.Bip.
• Crocidium
  Crocidium
  Crocidium is the name of two genera of life-forms:*Crocidium in the bee-flies, Bombyliidae*Crocidium in the daisies and sunflowers, Asteraceae...
  
   Hook - spring-gold
• Cronquistia
  Cronquistia
  Cronquistia is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King
• Cronquistianthus
  Cronquistianthus
  Cronquistianthus consists of 25 species of shrubs native to the Andes in Colombia, Ecuador, and Peru.The genus is named after the botanist Arthur John Cronquist .It contains the following species:* Cronquistianthus bulliferus...
  
   R.M.King & H.Rob.
• Croptilon
  Croptilon
  Croptilon is a genus of flowering plants in the daisy family, Asteraceae....
  
   Raf.- scratchdaisy
• Crossostephium
  Crossostephium
  Crossostephium is a genus of flowering plants in the daisy family....
  
   Less.
• Crossothamnus
  Crossothamnus
  Crossothamnus is a genus of flowering plant in the Asteraceae family. It contains four species, including Crossothamnus gentryi....
  
   R.M.King & H.Rob.
• Crupina
  Crupina
  Crupina is a small genus of plants in the daisy family which contains only two species. The common crupina Crupina vulgaris is a notorious noxious weed on several continents. The other species, Crupina crupinastrum, also has the potential to become weedy, but it is not as bad a pest at the current...
  
   (Pers.) DC.
• Cuatrecasanthus
  Cuatrecasanthus
  Cuatrecasanthus is a genus of flowering plant in the Asteraceae family. It contains three species, including Cuatrecasanthus flexipappus....
  
  
• Cuatrecasasiella H.Rob.
• Cuchumatanea
  Cuchumatanea
  Cuchumatanea is a genus of flowering plants in the daisy family....
  
   Seid. & Beaman
• Cullumia
  Cullumia
  Cullumia is a genus of flowering plants in the daisy family....
  
   R.Br.
• Cuniculotinus
  Cuniculotinus
  Cuniculotinus is a genus of flowering plants in the daisy family, Asteraceae....
  
  
• Cuspidia
  Cuspidia
  Cuspidia is a genus of flowering plants in the daisy family....
  
   Gaertn.
• Cyanopsis - knapweed (synonym of Volutaria Cass.)
• Cyanthillium - ironweed (plant) (synonym of Vernonia
  Vernonia
  Vernonia is a genus of about 1000 species of forbs and shrubs in the family Asteraceae. Some species are known as Ironweed. Some species are edible and of economic value. They are known for having intense purple flowers. The genus is named for English botanist William Vernon. There are numerous...
  
   Schreb.)
• Cyathocline
  Cyathocline
  Cyathocline is a genus of flowering plants in the daisy family....
  
   Cass.
• Cyathomone
  Cyathomone
  Cyathomone sodiroi is a species of flowering plant in the Asteraceae family, and the only member of the genus Cyathomone. It is found only in Ecuador, where it lives in subtropical or tropical moist montanes, and it is threatened by habitat loss....
  
   S.F.Blake
• Cyclachaena
  Cyclachaena
  Cyclachaena is a genus of flowering plants in the daisy family....
  
   Fresen. ex Schltdl.
• Cyclolepis
  Cyclolepis
  Cyclolepis is a genus of flowering plants in the daisy family....
  
   Gillies ex D.Don
• Cylindrocline
  Cylindrocline
  Cylindrocline is a genus of flowering plant in the Asteraceae family. It contains two species:* Cylindrocline commersonii* Cylindrocline lorencei...
  
   Cass.
• Cymbolaena
  Cymbolaena
  Cymbolaena is a genus of flowering plants in the daisy family....
  
   Smoljan.
• Cymbonotus
  Cymbonotus
  Cymbonotus is a genus of flowering plants in the daisy family from southern Australia. Three species are recognised. The type species is C. lawsonianus of eastern Australia, commonly known as bear's ears.Molecular studies of African genera and C...
  
   Cass.
• Cymbopappus
  Cymbopappus
  Cymbopappus is a genus of flowering plants in the daisy family....
  
   B.Nord.
• Cymophora
  Cymophora
  Cymophora is a genus of flowering plants in the daisy family....
  
   B.L.Rob.
• Cynara
  Cynara
  Cynara is a genus of about 10 species of thistle-like perennial plants in the family Asteraceae, originally from the Mediterranean region, northwestern Africa, and the Canary Islands....
  
   L. - artichoke

D

• Dacryotrichia
  Dacryotrichia
  Dacryotrichia is a genus of flowering plants in the daisy family....
  
   Wild
• Dahlia
  Dahlia
  Dahlia is a genus of bushy, tuberous, perennial plants native to Mexico, Central America, and Colombia. There are at least 36 species of dahlia, some like D. imperialis up to 10 metres tall. Dahlia hybrids are commonly grown as garden plants...
  
   Cav.
• Damnamenia
  Damnamenia
  Damnamenia is a genus of flowering plants in the daisy family, Asteraceae....
  
  
• Damnxanthodium
  Damnxanthodium
  Damnxanthodium is a monotypic genus of flowering plants in the daisy family....
  
   Strother
• Darwiniothamnus
  Darwiniothamnus
  Darwiniothamnus is a genus of flowering plant in the Asteraceae family.It contains the following species:* Darwiniothamnus alternifolius* Darwiniothamnus lancifolius* Darwiniothamnus tenuifolius...
  
   Harling
• Dasycondylus
  Dasycondylus
  Dasycondylus is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Dasyphyllum
  Dasyphyllum
  Dasyphyllum is a genus of flowering plant in the Asteraceae family.It contains the following species:* Dasyphyllum argenteum* Dasyphyllum diacanthoides* Dasyphyllum excelsum* Dasyphyllum lehmannii-External links:*...
  
   Kunth
• Daveaua
  Daveaua
  Daveaua is a genus of flowering plants in the daisy family....
  
   Willk. ex Mariz
• Decachaeta
  Decachaeta
  Decachaeta is a genus of flowering plants in the daisy family, Asteraceae....
  
   DC.
• Decastylocarpus
  Decastylocarpus
  Decastylocarpus is a genus of flowering plants in the daisy family....
  
   Humbert
• Decazesia
  Decazesia
  Decazesia is a genus of flowering plants in the daisy family....
  
   F.Muell.
• Deinandra
  Deinandra
  Deinandra is a genus of tarweeds in the daisy family. Such a genus is not recognized as distinct by all authorities; its species are often treated as members of genus Hemizonia, or as synonyms between the two genera.-Range:...
  
   - often included in Hemizona
• Delairea
  Delairea
  Delairea is a plant genus within the family Asteraceae. It is classified within tribe Senecioneae. It contains only one species, Delairea odorata, which was previously included in the genus Senecio as Senecio mikanioides, and is known as cape ivy in some parts of the world and German ivy in...
  
   Lem. - capeivy
• Delamerea
  Delamerea
  Delamerea is a genus of flowering plants in the daisy family....
  
   S.Moore
• Delilia
  Delilia
  Delilia is a genus of flowering plants in the daisy family....
  
   Spreng.
• Dendranthema (DC.) Des Moul. - arctic daisy
• Dendrocacalia
  Dendrocacalia
  Dendrocacalia is a genus of flowering plants in the daisy family....
  
   (Nakai) Tuyama
• Dendrophorbium
  Dendrophorbium
  Dendrophorbium is a genus of flowering plant in the Asteraceae family.It contains the following species:* Dendrophorbium amplexicaule* Dendrophorbium angelense* Dendrophorbium balsapampae* Dendrophorbium dielsii...
  
   (Cuatrec.) C.Jeffrey
• Dendrosenecio
  Dendrosenecio
  Dendrosenecio is a genus of flowering plants belonging to the family Asteraceae. It is a segregate of Senecio, in which it formed the subgenus Dendrosenecio...
  
   (Hauman ex Humbert) B.Nord.
• Dendroseris
  Dendroseris
  Dendroseris is a genus of flowering plant in the Asteraceae family.It contains the following species:* Dendroseris berteriana* Dendroseris gigantea* Dendroseris litoralis* Dendroseris macrantha* Dendroseris macrophylla...
  
   D.Don
• Denekia
  Denekia
  Denekia is a genus of flowering plants in the daisy family, Asteraceae....
  
   Thunb.
• Desmanthodium
  Desmanthodium
  Desmanthodium is a genus of flowering plants in the daisy family....
  
   Benth.
• Dewildemania
  Dewildemania
  Dewildemania is a genus of flowering plants in the daisy family....
  
   O.Hoffm.
• Diacranthera
  Diacranthera
  Diacranthera is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Dianthoseris
  Dianthoseris
  Dianthoseris is a genus of flowering plants in the daisy family....
  
   Sch.Bip.
• Diaperia
  Diaperia
  Diaperia is a genus of flowering plants in the daisy family....
  
   Nutt.
• Diaphractanthus
  Diaphractanthus
  Diaphractanthus is a genus of flowering plants in the daisy family....
  
   Humbert
• Dicercoclados
  Dicercoclados
  Dicercoclados is a genus of flowering plants in the daisy family....
  
   C.Jeffrey & Y.L.Chen
• Dichaetophora  A.Gray
• Dichrocephala
  Dichrocephala
  Dichrocephala is a genus of flowering plants in the daisy family, Asteraceae....
  
   L'Her. ex DC.
• Dichromochlamys
  Dichromochlamys
  Dichromochlamys is a genus of flowering plants in the daisy family....
  
   Dunlop
• Dicoma
  Dicoma
  Dicoma is a genus of flowering plant in the Asteraceae family.It contains the following species:* Dicoma cana* Dicoma pretoriensis* Dicoma zeyheri* Dicoma niccolifera...
  
   Cass.
• Dicoria
  Dicoria
  Dicoria is a genus of flowering plants in the daisy family. It contains two species. In the United States Dicoria is morphologically variable, but all plants are assigned to the single species Dicoria canescens-External links:**...
  
   Torr. & A.Gray - twinbugs
• Dicranocarpus
  Dicranocarpus
  Dicranocarpus is a genus of flowering plants in the daisy family....
  
   A.Gray
• Didelta
  Didelta
  Didelta is a genus of flowering plants in the daisy family....
  
   L'Her.
• Dielitzia P.S.Short
• Dieteria
  Dieteria
  Dieteria is a genus of flowering plants in the daisy family, Asteraceae....
  
  
• Digitacalia
  Digitacalia
  Digitacalia is a genus of flowering plants in the daisy family....
  
   Pippen
• Dimeresia
  Dimeresia
  Dimeresia is a monotypic genus in the sunflower family containing the single species Dimeresia howellii, which is known by the common name doublet. The doublet is a very tiny annual flowering plant rarely exceeding 4 centimeters in height or width...
  
   A. Gray
• Dimerostemma
  Dimerostemma
  Dimerostemma is a genus of flowering plants in the daisy family. It now includes all the species in the former genus Angelphytum as the two were merged in 2007...
  
   Cass.
• Dimorphocoma
  Dimorphocoma
  Dimorphocoma is a genus of flowering plants in the daisy family....
  
   F.Muell. & Tate
• Dimorphotheca
  Dimorphotheca
  Dimorphotheca, commonly called Cape marigold, is one of eight genera of the Calenduleae, with a center of diversity in Southern Africa. Some species can hybridize with Osteospermum, and crosses are sold as cultivated ornamentals...
  
   Moench - cape marigold
• Dinoseris
  Dinoseris
  Dinoseris is a genus of flowering plants in the daisy family....
  
   Griseb.
• Diodontium
  Diodontium
  Diodontium is a genus of flowering plants in the daisy family....
  
   F.Muell.
• Diplazoptilon
  Diplazoptilon
  Diplazoptilon is a genus of flowering plants in the daisy family....
  
   Y.Ling
• Diplostephium
  Diplostephium
  Diplostephium is a genus of trees and shrubs composed of approximately 110 species . It is distributed on high mountains zones from Venezuela to Chile with the exception of two species in Costa Rica and twelve in the "Sierra Nevada de Santa Marta"...
  
   Kunth
• Dipterocome
  Dipterocome
  Dipterocome is a genus of flowering plants in the daisy family....
  
   Fisch. & C.A.Mey.
• Dipterocypsela
  Dipterocypsela
  Dipterocypsela is a genus of flowering plants in the daisy family....
  
   S.F.Blake
• Disparago
  Disparago
  Disparago is a genus of flowering plants in the daisy family, Asteraceae....
  
   Gaertn.
• Dissothrix
  Dissothrix
  Dissothrix is a genus of flowering plants in the daisy family, Asteraceae....
  
   A.Gray
• Distephanus
  Distephanus
  Distephanus is a genus of flowering plants in the family Asteraceae. It is described by Harold Robinson as having over 40 species and by David Mabberley as having only 34 species. These sources differ sharply in their description of the range of the genus. Robinson has it ranging thruout Africa...
  
   (Cass.) Cass.
• Disynaphia
  Disynaphia
  Disynaphia is a genus of flowering plants in the daisy family, Asteraceae....
  
   Hook. & Arn. ex DC.
• Dithyrostegia
  Dithyrostegia
  Dithyrostegia is a genus of flowering plants in the daisy family....
  
   A.Gray
• Dittrichia
  Dittrichia
  Dittrichia is a genus of flowering plants in the daisy family. It was formed relatively recently by splitting genus Inula.-Species:This genus contains two species:*Dittrichia graveolens, stinkwort, sticky stinkweed...
  
   Greuter
• Doellingeria
  Doellingeria
  Doellingeria is a genus of flowering plants in the daisy family, Asteraceae....
  
   Ness. - whitetop
• Dolichlasium
  Dolichlasium
  Dolichlasium is a genus of flowering plants in the daisy family....
  
   Lag.
• Dolichoglottis
  Dolichoglottis
  Dolichoglottis is a genus of flowering plants in the daisy family, Asteraceae....
  
   B.Nord.
• Dolichorrhiza
  Dolichorrhiza
  Dolichorrhiza is a genus of flowering plants in the daisy family, Asteraceae....
  
   (Pojark.) Galushko
• Dolichothrix
  Dolichothrix
  Dolichothrix is a genus of flowering plants in the daisy family ....
  
   Hilliard & B.L.Burtt
• Dolomiaea
  Dolomiaea
  Dolomiaea is a genus of flowering plants in the daisy family....
  
   DC.
• Doniophyton
  Doniophyton
  Doniophyton is a genus of flowering plants in the daisy family....
  
   Wedd.
• Doronicum
  Doronicum
  Doronicum is a genus of the botanical family Asteraceae.-Selected species:*Doronicum altaicum*Doronicum atlanticum* Doronicum austriacum Jacq.*Doronicum briquetii* Doronicum cacaliifolium Boiss. & Heldr....
  
   L. - false leopardbane
• Dracopis
  Dracopis
  Dracopis is a monotypic genus with Dracopis amplexicaulis the sole species. It is native to North America....
  
   - coneflower (synonym of Rudbeckia
  Rudbeckia
  Rudbeckia is a plant genus of 23 species in the family Asteraceae. The species are commonly called coneflowers and black-eyed-susans; all are native to North America and many species are cultivated in gardens for their showy yellow or gold flower heads.The species are herbaceous, mostly perennial...
  
   L.)
• Dresslerothamnus
  Dresslerothamnus
  Dresslerothamnus is a genus of flowering plants in the daisy family....
  
   H.Rob.
• Dubautia
  Dubautia
  Dubautia is a genus of flowering plant in the sunflower family, Asteraceae, that is endemic to Hawaii. It contains more species than the other two genera in the silversword alliance, including cushion plants, shrubs, trees, and lianas.-Selected species:...
  
   Gaudich.
• Dubyaea
  Dubyaea
  Dubyaea is a genus of flowering plants in the daisy family....
  
   DC.
• Dugaldia
  Dugaldia
  Dugaldia is a genus of flowering plants in the daisy family....
  
   (Cass.) Cass.
• Dugesia
  Dugesia (plant)
  Dugesia is a genus of flowering plants in the daisy family....
  
   A.Gray
• Duhaldea
  Duhaldea
  Duhaldea is a genus of flowering plants in the daisy family....
  
   DC.
• Duidaea
  Duidaea
  Duidaea is a genus of flowering plants in the daisy family....
  
   S.F.Blake
• Duseniella
  Duseniella
  Duseniella is a genus of flowering plants in the daisy family....
  
   K.Schum.
• Dymondia
  Dymondia
  Dymondia is a genus of flowering plants in the daisy family.-Cultivation:* Light: full sun, part shade* Habit: 2 inches high, spreads to make a carpet like ground cover....
  
   Compton
• Dyscritogyne
  Dyscritogyne
  Dyscritogyne is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Dyscritothamnus
  Dyscritothamnus
  Dyscritothamnus is a genus of flowering plants in the daisy family....
  
   B.L.Rob
• Dysodiopsis
  Dysodiopsis
  Dysodiopsis is a genus of flowering plants in the sunflower family, Asteraceae....
  
   (A.Gray) Rydb. - dogfennel
• Dyssodia
  Dyssodia
  Dyssodia Cav. is a small genus of flowering plants in the daisy family. Most dyssodias are now treated as members of other related genera, including Thymophylla or Adenophyllum, with Dyssodia as genus synonym...
  
   Cav. - dogweed

E

• Eastwoodia
  Eastwoodia
  The monotypic plant genus Eastwoodia contains the single species Eastwoodia elegans, a flower known by the common name yellow mock aster or yellow aster. It is endemic to California. It is a shrub which sends up several erect stems, each bearing a rounded, bright yellow flower. The stems have a...
  
   Brandegee
• Eatonella
  Eatonella
  Eatonella is a monotypic genus of plants in the daisy family containing the single species Eatonella nivea, which is known by the common name white false tickhead. This small annual is native to the western United States, particularly the Great Basin, where it grows in sandy soils...
  
   A.Gray
• Echinacea
  Echinacea
  Echinacea is a genus of herbaceous flowering plants in the daisy family, Asteraceae. The nine species it contains are commonly called purple coneflowers. They are endemic to eastern and central North America, where they are found growing in moist to dry prairies and open wooded areas. They have...
  
   Moench - coneflower
  Coneflower
  Coneflower is a common name of at least four genera of flowering plants in the family Asteraceae:*Dracopis*Echinacea*Rudbeckia*Ratibida...
  
  
• Echinops
  Echinops
  Echinops is a genus of about 120 species of thistles in the daisy family Asteraceae, commonly known as globe thistles. They are native to Europe east to central Asia and south to the mountains of tropical Africa.Species include:...
  
   L. - globethistle
• Eclipta
  Eclipta
  Eclipta is a genus of flowering plants in the daisy family....
  
   L.
• Edmondia Cass.
• Egletes
  Egletes
  Egletes is a genus of flowering plant in the Asteraceae family. It contains eight species, including Egletes humifusa...
  
   Cass.- tropic daisy
• Eitenia
  Eitenia
  Eitenia is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Ekmania
  Ekmania
  Ekmania is a genus of flowering plants in the daisy family....
  
   Gleason
• Elachanthus
  Elachanthus
  Elachanthus is a genus of flowering plants in the daisy family....
  
   F.Muell.
• Elaphandra
  Elaphandra
  Elaphandra is a genus of flowering plant in the Asteraceae family.It contains the following species:* Elaphandra pastazensis* Elaphandra paucipunctata* Elaphandra retroflexa...
  
   Strother
• Elephantopus
  Elephantopus
  Elephantopus is a genus of at least twelve species of perennials in the daisy family. Several species are native to the southeastern United States, and at least one is native to India and the Himalayas.- Uses :...
  
   L. - elephantsfoot
• Eleutheranthera
  Eleutheranthera
  Eleutheranthera is a genus of flowering plants in the daisy family....
  
   Poit. ex Bosc
• Ellenbergia
  Ellenbergia
  Ellenbergia is a genus of flowering plants in the daisy family, Asteraceae....
  
   Cuatrec.
• Elytropappus
  Elytropappus
  Elytropappus is a genus of 8 species of flowering plants in the daisy family, Asteraceae....
  
   Cass.
• Emilia
  Emilia (genus)
  Emilia is a herbaceous plant genus of about 50–100 species in the family Asteraceae, known as tasselflower or pualele. The members of the genus are distributed mainly in the tropics and sub-tropics.-Species List:...
  
   (Cass.) Cass. - tasselflower
  Tasselflower
  Tasselflowers are flowering plants of the genus Emilia in the family Asteraceae. There are about 90 species in this genus, mostly from Africa and Asia. Some members have also been placed in genus Cacalia and elsewhere...
  
  
• Emiliella
  Emiliella
  Emiliella is a genus of flowering plants in the daisy family....
  
   S.Moore
• Encelia
  Encelia
  Encelia is a genus of the plant family Asteraceae. It consists of shrubs of arid environments in southwestern North America and western South America. All have n = 18 chromosomes. With the exception of the South American species, all are obligate outcrossers...
  
   Adans. - brittlebush
• Enceliopsis
  Enceliopsis
  Enceliopsis is a small genus of flowering plants in the daisy family. They are sometimes called sunrays. They are similar to the daisylike plants in the related genus Encelia...
  
   (A.Gray) A.Nelson - sunray
• Endocellion
  Endocellion
  Endocellion is a genus of flowering plants in the daisy family....
  
   Turcz. ex Herder
• Endopappus Sch.Bip.
• Engelmannia
  Engelmannia (Asteraceae)
  Engelmannia is a monotypic genus of flowering plants in the daisy family, Asteraceae. The sole species it contains, Engelmannia peristenia, is commonly known as Engelmann's Daisy or Cutleaf Daisy and is native to the Great Plains of North America....
  
   A.Gray ex Nutt. - Engelmann's daisy
• Engleria
  Engleria
  Engleria is a genus of flowering plants in the daisy family....
  
   O.Hoffm.
• Enydra
  Enydra (plant)
  Enydra is a genus of flowering plants in the daisy family....
  
   Lour - swampwort
• Epaltes
  Epaltes
  Epaltes is a genus of flowering plants in the daisy family....
  
   Cass.
• Epilasia
  Epilasia
  Epilasia is a genus of flowering plants in the daisy family....
  
   (Bunge) Benth.
• Episcothamnus
  Episcothamnus
  Episcothamnus is a genus of flowering plants in the daisy family....
  
   H.Rob.
• Epitriche
  Epitriche
  Epitriche is a genus of flowering plants in the daisy family....
  
   Turcz.
• Erato DC.
• Erechtites
  Erechtites
  Erechtites is a genus of flowering plants in the daisy family known commonly as fireweeds or burnweeds. They are native to the Americas, but some species are widely distributed weeds. Some species in this genus are treated as members of Senecio by some authors, and several other species are...
  
   Raf - burnweed
• Eremanthus
  Eremanthus
  Eremanthus Less is a genus of plants belonging to the Asteraceae family with 22 recorded species. All plants are native of Cerrado in Brazil....
  
   Less
• Eremosis
  Eremosis
  Eremosis is a genus of flowering plants in the daisy family....
  
   (DC.) Gleason
• Eremothamnus
  Eremothamnus
  Eremothamnus marlothianus is a species of shrub in the family Asteraceae, the only species in the genus Eremothamnus. It is native to the coastal desert of Namibia. It is a small shrub with spiny leaves.-Taxonomy and systematics:...
  
   O.Hoffm.
• Eriachaenium
  Eriachaenium
  Eriachaenium is a genus of flowering plants in the daisy family....
  
   Sch.Bip.
• Ericameria
  Ericameria
  Ericameria is a genus of shrubs in the Asteraceae or daisy family known by the common names rabbitbrush, rabbitbush, and goldenbush. These are semi-deciduous shrubs familiarly known as to sagebrush. They are distributed in the arid western United States and northern Mexico. Bright yellow flowers...
  
   Nutt. - goldenbush, heath goldenrod
• Ericentrodea
  Ericentrodea
  Ericentrodea is a genus of flowering plant in the Asteraceae family. It contains eight species, including Ericentrodea homogama....
  
   S.F.Blake & Sherff
• Erigeron
  Erigeron
  Erigeron is a genus of about 390 species of flowering plants in the family Asteraceae. The genus has a cosmopolitan distribution with the highest species diversity in North America, where 173 species occur....
  
   L. - daisy, fleabane
• Eriocephalus
  Eriocephalus
  Eriocephalus is a genus of flowering plant in the Asteraceae family.It contains the following species:* Eriocephalus africanus* Eriocephalus klinghardtensis* Eriocephalus punctulatus - Cape chamomile...
  
   L.
• Eriochlamys
  Eriochlamys
  Eriochlamys is a genus of flowering plants in the daisy family....
  
   Sond.
  Otto Wilhelm Sonder
  Otto Wilhelm Sonder was a German botanist and pharmacist who was a native of Holstein. From 1841 to 1878 he was the proprietor of a pharmacy in Hamburg. In 1846 he received an honorary doctorate from the University of Königsberg.He was the author, with William Henry Harvey , of the Flora Capensis...
  
   & F.Muell.
• Eriophyllum
  Eriophyllum
  Eriophyllum, commonly known as the woolly sunflower, is a genus of annual or herbaceous perennial plant native to western North America, with a concentration of narrow endemics in the California Floristic Province....
  
   Lag. - woolly sunflower
• Eriotrix
  Eriotrix
  Eriotrix is a genus of flowering plants in the daisy family....
  
   Cass.
• Erlangea
  Erlangea
  Erlangea is a genus of flowering plants in the daisy family....
  
   Sch.Bip.
• Erodiophyllum
  Erodiophyllum
  Erodiophyllum is a genus of flowering plants in the daisy family....
  
   F.Muell.
• Erymophyllum
  Erymophyllum
  Erymophyllum is a genus of flowering plants in the family Asteraceae, endemic to Australia.Species include:*Erymophyllum glossanthus Paul G.Wilson*Erymophyllum hemisphaericum Paul G.Wilson*Erymophyllum ramosum Paul G.Wilson...
  
   Paul G.Wilson
• Eryngiophyllum
  Eryngiophyllum
  Eryngiophyllum is a genus of flowering plants in the daisy family....
  
   Greenm.
• Erythradenia
  Erythradenia
  Erythradenia is a genus of flowering plants in the daisy family, Asteraceae....
  
   (B.L.Rob.) R.M.King & H.Rob.
• Erythrocephalum
  Erythrocephalum
  Erythrocephalum is a genus of flowering plants in the daisy family....
  
   Benth.
• Espejoa
  Espejoa
  Espejoa is a genus of flowering plants in the daisy family....
  
   DC.
• Espeletia
  Espeletia
  Espeletia, commonly known as Frailejón or Fraylejón is a genus of perennial subshrubs, in the family Asteraceae. The genus, which is endemic mainly to Colombia, Venezuela and Ecuador, was first formally described by botanist Alexander Von Humboldt in 1801...
  
   Mutis ex Humb. & Bonpl. - frailejones, Venezuela, Colombia, Ecuador.
• Espeletiopsis
  Espeletiopsis
  Espeletiopsis is a genus of flowering plants in the daisy family....
  
   Cuatrec.
• Ethulia
  Ethulia
  Ethulia is a genus of flowering plants in the daisy family....
  
   L.f
• Eucephalus
  Eucephalus (plant)
  Eucephalus is a genus of flowering plants in the daisy family.Species include:*Eucephalus breweri*Eucephalus engelmannii...
  
   - Cascade Aster, eucephalus (?)
• Euchiton
  Euchiton
  Euchiton is a genus of flowering plants in the daisy family....
  
   Cass. - cudweed
• Eumorphia
  Eumorphia
  Eumorphia is a genus of flowering plants in the daisy family....
  
   DC
• Eupatoriastrum
  Eupatoriastrum
  Eupatoriastrum is a genus of flowering plants in the daisy family, Asteraceae.There are seven species, including:*Eupatoriastrum angulifolium*Eupatoriastrum chlorostylum*Eupatoriastrum corvi*Eupatoriastrum johnbeamanii...
  
   Greenm.
• Eupatorina
  Eupatorina
  Eupatorina is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Eupatoriopsis
  Eupatoriopsis
  Eupatoriopsis is a genus of flowering plants in the daisy family, Asteraceae....
  
   Hieron.
• Eupatorium
  Eupatorium
  Eupatorium is a genus of flowering plants in the aster family, Asteraceae, containing from 36 to 60 species depending on the classification system. Most are herbaceous perennial plants growing to 0.5–3 m tall. A few are shrubs. The genus is native to temperate regions of the Northern Hemisphere....
  
   L. - thoroughwort, snakeweed
• Euphrosyne
  Euphrosyne (genus)
  Euphrosyne is a genus of flowering plants in the daisy family....
  
   DC
• Eurybia
  Eurybia (botanical genus)
  Eurybia is a genus of plants in the composite family that were previously included in the genus Aster. All species are native to North America, though some are also present in northern Eurasia. There are 23 species in the genus including 1 hybrid. The name was first applied by Alexandre de Cassini...
  
   - Nees
  Christian Gottfried Daniel Nees von Esenbeck
  Christian Gottfried Daniel Nees von Esenbeck was a prolific German botanist, physician, zoologist, and natural philosopher. He was a contemporary of Goethe and was born within the lifetime of Linnaeus. He described approximately 7,000 plant species...
  
   aster (?)
• Eurydochus
  Eurydochus
  Eurydochus is a genus of flowering plants in the daisy family....
  
   Maguire & Wurdack
• Euryops
  Euryops
  Euryops is a genus of flowering plant in the Asteraceae family.It contains the following species:*Euryops chrysanthemoides* Euryops mucosus* Euryops pectinatus* Euryops virgineus* Euryops walterorum...
  
   (Cass.) Cass.
• Eutetras
  Eutetras
  Eutetras is a genus of flowering plants in the daisy family....
  
   A.Gray
• Euthamia
  Euthamia
  Euthamia is a genus of flowering plants in the Asteraceae, commonly referred to as Goldentop. The species were formerly classed with Solidago, the goldenrods....
  
   (Nutt.) Elliott - goldentop
• Eutrochium
  Eutrochium
  Eutrochium is a genus of herbaceous flowering plants in Asteraceae. They are commonly referred to as Joe-Pye weeds. They are native to Eastern North America and have non-dissected foliage and pigmented flowers. It includes all the purple flowering North American species of the genus Eupatorium as...
  
   - Joe-Pye weed
• Evacidium
  Evacidium
  Evacidium is a genus of flowering plants in the daisy family....
  
   Pomel
• Evax
  Evax
  Evax is a genus of flowering plants in the daisy family....
  
   - pygmy cudweed (synonym of Filago L.)
• Ewartia
  Ewartia
  Ewartia is a genus of daisies that is in New Zealand and Australia. It is named after a 20th century botanist and plant collector named Alfred James Ewart.The species in this genus are:*Ewartia argentifolia...
  
   Beauverd
• Ewartiothamnus
  Ewartiothamnus
  Ewartiothamnus is a genus of flowering plants in the daisy family....
  
   Anderb.
• Exomiocarpon
  Exomiocarpon
  Exomiocarpon is a genus of flowering plants in the daisy family....
  
   Lawalree

F

• Faberia
  Faberia
  Faberia is a genus of flowering plants in the daisy family....
  
   Hemsl.
• Facelis
  Facelis
  Facelis is a genus of flowering plants in the daisy family, Asteraceae....
  
   Hemsl. - trampweed
• Farfugium
  Farfugium
  Farfugium is a genus of flowering plants in the daisy family, Asteraceae....
  
   Lindl.
• Faujasia
  Faujasia
  Faujasia is a genus of flowering plants in the daisy family....
  
   Cass.
• Faxonia
  Faxonia
  Faxonia is a genus of flowering plants in the daisy family....
  
   Brandegee
• Feddea
  Feddea
  Feddea is a genus of flowering plants in the daisy family....
  
   Urb.
• Feldstonia P.S.Short
• Felicia
  Felicia (genus)
  Felicia is a genus of flowering plants in the daisy family.Species include:*Felicia abyssinica*Felicia alba*Felicia amelloides*Felicia bergeriana*Felicia echinata*Felicia erigeroides*Felicia filifolia...
  
   Cass.
• Femeniasia
  Femeniasia
  Femeniasia balearica is a species of flowering plant in the family Asteraceae , and the only species in the genus Femeniasia.-Distribution and conservation:...
  
   Susanna
• Fenixia
  Fenixia
  Fenixia is a genus of flowering plants in the daisy family....
  
   Merr.
• Ferreyranthus
  Ferreyranthus
  Ferreyranthus is a genus of flowering plants in the daisy family....
  
   H.Rob. & Brettell
• Ferreyrella
  Ferreyrella
  Ferreyrella is a genus of flowering plants in the daisy family, Asteraceae....
  
   S.F.Blake
• Filago
  Filago (genus)
  Filago is a genus of plants in the sunflower family. They are sometimes called cottonroses or cudweeds. The name cudweed comes from the fact that they were once used to feed cows that had lost the ability to chew the cud....
  
   L. - cottonrose
• Filifolium
  Filifolium
  Filifolium is a genus of flowering plants in the daisy family....
  
   Kitam.
• Fitchia
  Fitchia
  Fitchia is a genus of flowering plants in the Asteraceae family.-Species:* Fitchia cordata M.L.Grant & Carlq.* Fitchia cuneata J.W.Moore* Fitchia mangarevensis F.Br.* Fitchia nutans Hook.f.* Fitchia rapensis F.Br....
  
   Hook.f.
• Fitzwillia P.S.Short
• Flaveria
  Flaveria
  Flaveria is a genus of plants in the sunflower family. They are sometimes called yellowtops. Some are annual or perennial herbs and some are shrubs. They bear yellow flowers. These plants are found in the Americas, Asia, Africa, and Australia. Some members of this genus exhibit C3 carbon fixation,...
  
   Juss. - yellowtops
• Fleischmannia
  Fleischmannia
  Fleischmannia is a genus of flowering plant in the Asteraceae family. The name honours Gottfried F. Fleischmann , the teacher of Carl Heinrich Schultz at Erlangen. Members of the genus are native to South, Central, and North America, with some species found as far north as Virginia and Illinois...
  
   Sch.Bip. - thoroughwort
• Fleischmanniopsis
  Fleischmanniopsis
  Fleischmanniopsis is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Florestina
  Florestina
  Florestina is a genus of flowering plants in the daisy family....
  
   Cass.
• Floscaldasia
  Floscaldasia
  Floscaldasia is a genus of flowering plant in the Asteraceae family.It contains two species found in tropical South America:* Floscaldasia azorelloides – in Ecuador* Floscaldasia hypsophila – in Colombia...
  
   Cuatrec.
• Flosmutisia
  Flosmutisia
  Flosmutisia is a genus of flowering plants in the daisy family....
  
   Cuatrec.
• Flourensia
  Flourensia
  Flourensia is a genus of flowering plants in the daisy family....
  
   DC - tarwort
• Flyriella
  Flyriella
  Flyriella is a genus of perennial flowering plants in Asteraceae, and the species are commonly called Brickellbush. They are native to Texas and Mexico. It includes the below species:...
  
   R.M.King & H.Rob. - brickellbush
• Formania
  Formania
  Formania is a genus of flowering plants in the daisy family.Species include:* Formania mekongensis...
  
   W.W.Sm. & Small
• Foveolina
  Foveolina
  Foveolina is a genus of flowering plants in the daisy family....
  
   Kallersjo
• Fulcaldea
  Fulcaldea
  Fulcaldea is a genus of flowering plants in the daisy family.-Species:*Fulcaldea laurifolia Poiret*Fulcaldea stuessyi Roque & V.A.Funk...
  
   Poir.

G

• Gaillardia
  Gaillardia
  Gaillardia , the blanket flowers, is a genus of drought-tolerant annual and perennial plants from the sunflower family , native to North and South America. It was named after M. Gaillard de Charentonneau, an 18th-century French magistrate who was a patron of botany...
  
   Foug. - blanketflower
• Galactites
  Galactites
  Galactites is a genus of of about 10 species of flowering plants in the daisy family. The name is derived from the Greek γάλα ....
  
   Moench
• Galatella
  Galatella
  Galatella is a genus of flowering plants in the daisy family, Asteraceae....
  
  
• Galeana
  Galeana (plant)
  Galeana is a genus of flowering plants in the daisy family....
  
   La Llave
• Galeomma
  Galeomma
  Galeomma is a genus of flowering plants in the daisy family, Asteraceae....
  
   Rauschert
• Galinsoga
  Galinsoga
  Galinsoga is a genus of flowering plants in the family Asteraceae. Members include Galinsoga parviflora, Galinsoga urticifolia, and Galinsoga quadriradiata....
  
   Ruiz & Pav. - gallant-soldier
• Gamochaeta Wedd. - everlasting
• Gamochaetopsis
  Gamochaetopsis
  Gamochaetopsis is a genus of flowering plants in the daisy family....
  
   Anderb. & Freire
• Garberia
  Garberia
  Garberia is a shrub native to Florida. It grows in dry areas with sandy soils which do not contain much organic matter. It mostly flowers in the late fall, but can flower year round.- Classification :...
  
   A.Gray
• Garcibarrigoa
  Garcibarrigoa
  Garcibarrigoa is a genus of flowering plants in the daisy family....
  
   Cuatrec.
• Garcilassa
  Garcilassa
  Garcilassa is a genus of flowering plants in the daisy family....
  
   Poepp.
• Gardnerina
  Gardnerina
  Gardnerina is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Garuleum
  Garuleum
  Garuleum is one of eight genera of Calenduleae, with its center of diversity in Africa.Some species include:*Garuleum bipinnatum Less.*Garuleum woodii Schinz *Garuleum album S. Moore *Garuleum coeruleum Steud....
  
   Cass.
• Gazania
  Gazania
  Gazania is a genus of flowering plants in the family Asteraceae, native to Southern Africa. It is often planted as drought-tolerant ground cover.-Species:Species include:*Gazania caespitosa Bolus*Gazania ciliaris DC....
  
   Gaertn.
• Geigeria
  Geigeria
  Geigeria is a genus of flowering plants in the daisy family....
  
   Griess.
• Geissolepis
  Geissolepis
  Geissolepis is a genus of flowering plants in the daisy family....
  
   B.L.Rob.
• Geissopappus
  Geissopappus
  Geissopappus is a genus of flowering plants in the daisy family....
  
   Benth.
• Geraea
  Geraea
  Geraea is a genus of the Asteraceae from southwestern North America, comprising two species, the annual Geraea canescens and the geophyte Geraea viscida.-External links:**...
  
   Torr. & A.Gray - desert sunflower
• Gerbera
  Gerbera
  Gerbera L. is a genus of ornamental plants from the sunflower family . It was named in honour of the German botanist and naturalist Traugott Gerber who travelled extensively in Russia and was a friend of Carolus Linnaeus....
  
   L. - Gerbera or Transvaal daisy
• Geropogon
  Geropogon
  Geropogon is a genus of flowering plants in the daisy family....
  
   L.
• Gibbaria
  Gibbaria
  Gibbaria Cass. is a genus within the Calenduleae, endemic of South Africa.It contains only 1 species:*Gibbaria scabra Norl. -Bibliography:...
  
   Cass.
• Gilberta
  Gilberta
  Gilberta is a genus of flowering plants in the daisy family....
  
   Turcz.
• Gilruthia
  Gilruthia
  Gilruthia is a genus of flowering plants in the daisy family....
  
   Ewart
• Gladiopappus
  Gladiopappus
  Gladiopappus is a genus of flowering plants in the daisy family....
  
   Humbert
• Glossarion
  Glossarion
  Glossarion is a genus of flowering plants in the daisy family....
  
   Maguire & Wurdack
• Glossocardia
  Glossocardia
  Glossocardia is a genus of flowering plants in the daisy family....
  
   Cass.
• Glossopappus
  Glossopappus
  Glossopappus is a genus of flowering plants in the daisy family....
  
   Kunze
• Glyptopleura
  Glyptopleura
  Glyptopleura is a monotypic genus in the daisy family containing the single species Glyptopleura marginata. The common names for this plant include carveseed, holy dandelion, keysia, and crustleaf. Some sources consider Glyptopleura setulosa to be a separate species, while others consider it to be...
  
   Eaton
• Gnaphaliothamnus
  Gnaphaliothamnus
  Gnaphaliothamnus is a genus of flowering plants in the daisy family....
  
   Kirp.
• Gnaphalium
  Gnaphalium
  Gnaphalium is a genus of flowering plants in the daisy family, Asteraceae. It contains about 120 species, which are commonly called cudweeds...
  
   L. - cudweed
• Gnephosis
  Gnephosis
  Gnephosis is a genus of flowering plants in the daisy family....
  
   Cass.
• Gochnatia
  Gochnatia
  Gochnatia is a genus of flowering plants in the daisy family, Asteraceae. It is named for botanist Frédéric Karl Gochnat. The genus contains approximately 68 species of shrubs and subshrubs, nearly all of which are native to the American tropics...
  
    Kunth
• Goldmanella
  Goldmanella
  Goldmanella is a genus of flowering plants in the daisy family....
  
   Greenm.
• Gongrostylus
  Gongrostylus
  Gongrostylus is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Gongylolepis
  Gongylolepis
  Gongylolepis is a genus of flowering plants in the daisy family....
  
   R.H.Schomb.
• Goniocaulon
  Goniocaulon
  Goniocaulon is a genus of flowering plants in the daisy family....
  
   Cass.
• Gonospermum
  Gonospermum
  Gonospermum is a genus of flowering plants in the daisy family....
  
   Less.
• Gorceixia
  Gorceixia
  Gorceixia is a genus of flowering plants in the daisy family....
  
   Baker
• Gorteria
  Gorteria
  Gorteria is a genus of flowering plants in the daisy family. It was named in honour of the dutch physicists and botanists Johannes de Gorter and his son David de Gorter....
  
   L.
• Gossweilera
  Gossweilera
  Gossweilera is a genus of flowering plants in the daisy family....
  
   S.Moore
• Goyazianthus
  Goyazianthus
  Goyazianthus is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Grangea
  Grangea
  Grangea is a genus of flowering plants in the daisy family, Asteraceae....
  
   Adans.
• Grangeopsis
  Grangeopsis
  Grangeopsis is a genus of flowering plants in the daisy family....
  
   Humbert
• Graphistylis
  Graphistylis
  Graphistylis is a genus of flowering plants in the daisy family....
  
   B.Nord.
• Gratwickia
  Gratwickia
  Gratwickia is a genus of flowering plants in the daisy family....
  
   F.Muell.
• Grauanthus
  Grauanthus
  Grauanthus is a genus of flowering plants in the daisy family....
  
   Fayed
• Grazielia
  Grazielia
  Grazielia is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Greenmaniella
  Greenmaniella
  Greenmaniella is a genus of flowering plants in the daisy family....
  
   W.M.Sharp
• Grindelia
  Grindelia
  Grindelia is a genus of plants native to the Americas belonging to the family Asteraceae, . G. squarrosa, a plant with bright yellow flowers indigenous to much of the United States, is commonly called curlycup gumweed. G. robusta, found in the western states, is a coastal scrub bush that is...
  
   Willd. - gumweed
• Grisebachianthus
  Grisebachianthus
  Grisebachianthus is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Grosvenoria
  Grosvenoria
  Grosvenoria is a genus of about four species of shrubs and small trees in the Asteraceae family. They are native to the Andes, from central Ecuador to northern Peru at elevations of 2700 to 3700 meters.The genus contains the following species:...
  
   R.M.King & H.Rob.
• Guardiola
  Guardiola
  Guardiola is a genus of plants in the family Asteraceae which are native to Mexico and the southwestern United States. Members of the genus are subshrubs with simple, opposite leaves and terminal inflorescences....
  
   Cerv. ex Humb. & Bonpl.
• Guayania
  Guayania
  Guayania is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Guevaria
  Guevaria
  Guevaria is a genus of flowering plant in the Asteraceae family. Places where it is found include Ecuador and Peru.It contains the following species :* Guevaria alvaroi* Guevaria loxensis...
  
   R.M.King & H.Rob.
• Guizotia
  Guizotia
  Guizotia is a genus of six species of native African herbs. They are often known as sunflecks. The species G. abyssinica is occasionally found outside of cultivation in North America and Asia....
  
   Cass.
• Gundelia
  Gundelia
  The gundelia is a spiny, thistle-like flowering plant, any of several species of the genus Gundelia, in the sunflower family , particularly G. tournefortii...
  
   L.
• Gundlachia
  Gundlachia (plant)
  Gundlachia is a genus of flowering plants in the daisy family, Asteraceae....
  
   A.Gray
• Gutenbergia
  Gutenbergia
  Gutenbergia is a genus of flowering plants in the daisy family....
  
   Sch.Bip.
• Gutierrezia
  Gutierrezia
  Gutierrezia is a genus of flowering plants in the sunflower family. Plants of this genus are known generally as snakeweeds or matchweeds. There are about 25 species found in North and South America. These plants contain chemical compounds which can be toxic to livestock and some are considered weeds...
  
   Lag. - snakeweed
• Gymnarrhena
  Gymnarrhena
  Gymnarrhena is a genus of flowering plants in the daisy family. In the early 21st century, it was classified as the only genus in the tribe Gymnarrheneae....
  
   Desf.
• Gymnocondylus
  Gymnocondylus
  Gymnocondylus is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Gymnocoronis
  Gymnocoronis
  Gymnocoronis is a genus of flowering plants in the daisy family, Asteraceae....
  
   DC.
• Gymnodiscus
  Gymnodiscus
  Gymnodiscus is a genus of flowering plants in the daisy family, Asteraceae....
  
   Less.
• Gymnolaena
  Gymnolaena
  Gymnolaena is a genus of flowering plants in the sunflower family, Asteraceae....
  
   (DC.) Rydb.
• Gymnosperma
  Gymnosperma
  Gymnosperma is a genus of flowering plants in the daisy family.Species include:*Gymnosperma glutinosum...
  
   Benth.
• Gymnostephium
  Gymnostephium
  Gymnostephium is a genus of flowering plants in the daisy family....
  
   Less.
• Gymnostyles
  Gymnostyles
  Gymnostyles is a genus of flowering plants in the daisy family....
  
   - burrweed (synonym of Soliva Ruiz & Pav.)
• Gynoxys
  Gynoxys
  Gynoxys is a genus of flowering plant in the Asteraceae family.It contains the following species:* Gynoxys acostae* Gynoxys azuayensis* Gynoxys baccharoides* Gynoxys campii* Gynoxys chagalensis* Gynoxys chimborazensis...
  
   Cass.
• Gynura
  Gynura
  Gynura is an Asian genus of the botanical family Asteraceae. , subfamily Asteroideae, tribe Senecioneae.The most known species is Gynura aurantiaca, so called because of the color of its orange inflorescences. This plant is also commonly known as "Purple Passion" because of the velvety purple leaves...
  
   Cass.
• Gypothamnium
  Gypothamnium
  Gypothamnium is a genus of flowering plants in the daisy family....
  
   Phil.
• Gyptidium
  Gyptidium
  Gyptidium is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Gyptis
  Gyptis
  Gyptis is a genus of flowering plants in the daisy family, Asteraceae....
  
   (Cass.) Cass.
• Gyrodoma
  Gyrodoma
  Gyrodoma is a genus of flowering plants in the daisy family....
  
   Wild

H

• Haastia
  Haastia
  Haastia is a genus of flowering plants in the daisy family, Asteraceae....
  
   Hook.f.
• Haeckeria
  Haeckeria
  Haeckeria is a genus of flowering plants in the daisy family....
  
   F.Muell.
• Haegiela P.S.Short
• Handelia
  Handelia
  Handelia is a genus of flowering plants in the daisy family....
  
   Heimerl
• Haplocalymma
  Haplocalymma
  Haplocalymma is a genus of flowering plants in the daisy family....
  
   S.F.Blake
• Haplocarpha
  Haplocarpha
  Haplocarpha is a genus of flowering plants in the daisy family....
  
   Less. - onefruit
• Haploesthes
  Haploesthes
  Haploesthes is a genus of flowering plants in the daisy family....
  
   A.Gray - false broomweed
• Haplopappus
  Haplopappus
  Haplopappus is a genus of flowering plant in the Asteraceae family. Until the 1990s, Haplopappus was a wastebasket taxon for many species in the tribe Astereae, and most species have since been moved to other genera.-Selected species:...
  
   Cass.
• Haplostephium
  Haplostephium
  Haplostephium is a genus of flowering plants in the daisy family....
  
   Mart. ex DC.
• Harleya
  Harleya
  Harleya is a genus of flowering plants in the daisy family....
  
   S.F.Blake
• Harmonia
  Harmonia
  -Art:* Harmonia , an outdoor sculpture by Achim Kühn in Turku, Finland-Antiquity:* Harmonia , the Greek goddess of harmony and concord* Harmonia -Art:* Harmonia (sculpture), an outdoor sculpture by Achim Kühn in Turku, Finland-Antiquity:* Harmonia (mythology), the Greek goddess of harmony and...
  
  
• Harnackia
  Harnackia
  Harnackia is a genus of flowering plants in the sunflower family, Asteraceae. The genus contains two species: Hasteola robertiorum and Hasteola suaveolens ....
  
   Urb.
• Hartwrightia
  Hartwrightia
  Hartwrightia is a herbaceous perennial which grows in the southeastern United States . It is found in open areas, for example in pine flatlands, but is not tolerant of grazing or solid forest cover. It seems to do better in the presence of regular fires. It is considered threatened and the...
  
   A.Gray ex S.Watson
• Hasteola
  Hasteola
  Hasteola is a genus of flowering plants in the daisy family, Asteraceae....
  
   Raf. - false Indian plantain
• Hatschbachiella
  Hatschbachiella
  Hatschbachiella is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Hazardia
  Hazardia
  Hazardia is a small genus of flowering plants in the daisy family. Plants in this genus may be called bristleweeds or goldenbushes. They are native to the western United States, especially California, and far northern Mexico. They are short, hardy perennials or small leafy shrubs. Some species have...
  
   Greene - bristleweed
• Hebeclinium
  Hebeclinium
  Hebeclinium is a genus of flowering plant in the Asteraceae family. Places where it is found include Costa Rica, Colombia, Ecuador, Peru, and Bolivia.A partial list of species is:* Hebeclinium macrophyllum* Hebeclinium obtusisquamosum...
  
   DC- thoroughwort
• Hecastocleis
  Hecastocleis
  Hecastocleis is a monotypic genus of plants in the daisy family containing the single species Hecastocleis shockleyi, which is known by the common name prickleleaf...
  
   A.Gray
• Hedypnois
  Hedypnois
  Hedypnois is a genus of flowering plants in the daisy family.-Species:Species include:* Hedypnois annua P. Miller ex Ferris* Hedypnois cretica Dum.Cours....
  
   Mill.
• Helenium
  Helenium
  Helenium is a genus of about 40 herbaceous flowering plants in the daisy family Asteraceae, native to North America and Central America. They bear yellow or orange daisy-like flowers...
  
   L.- sneezeweed
• Helianthella
  Helianthella
  Helianthella is a genus of plants in the sunflower family.Selected species:*Helianthella californica - California helianthella*Helianthella castanea - Mt...
  
   Torr. & A.Gray
• Helianthopsis
  Helianthopsis
  Helianthopsis is a genus of flowering plants in the daisy family....
  
   H.Rob.
• Helianthus
  Helianthus
  Helianthus L. is a genus of plants comprising 52 species in the Asteraceae family, all of which are native to North America, with some species Helianthus L. is a genus of plants comprising 52 species in the Asteraceae family, all of which are native to North America, with some species Helianthus...
  
   L. - sunflowers
• Helichrysopsis
  Helichrysopsis
  Helichrysopsis is a genus of flowering plants in the daisy family, Asteraceae....
  
   Kirp.
• Helichrysum
  Strawflower
  The genus Helichrysum consists of an estimated 600 species, in the sunflower family . The type species is Helichrysum orientale. The name is derived from the Greek words helisso and chrysos ....
  
   Mill. - strawflower,everlasting
• Heliocauta
  Heliocauta
  Heliocauta is a genus of flowering plants in the daisy family....
  
   Humphries
• Heliomeris
  Heliomeris
  Heliomeris is a small genus of flowering plants in the sunflower family known generally as false goldeneyes. These are annual and perennial herbs producing sunflower-like radiate flower heads. They are distinguished from related genera by the achenes, which are glabrous and lack a pappus, and by...
  
   Nutt. - false goldeneye
• Heliopsis
  Heliopsis
  Heliopsis from Greek helios for "sun" and opsis for "appearance" is a genus of herbaceous flowering plants in the daisy family Asteraceae native to North and South America.- Species :Heliopsis species include:*Heliopsis buphthalmoides...
  
   Pers.
• Helminthia (synonym of Picris
  Picris
  Picris is a genus in the family Asteraceae .Picris species are used as food plants by the larvae of some Lepidoptera species, such as the grass moth Diasemia reticularis. Schinia cardui feeds exclusively on P. hieracioides....
  
   L.)
• Helminthotheca
  Helminthotheca
  The genus Helminthotheca is an genus, which belongs to the family Asteraceae. Its members are often treated as species of other genera:-List of species:* Helminthotheca aculeata → Picris aculeata...
  
   (obsolete)
• Helogyne
  Helogyne
  Helogyne is a genus of flowering plants in the daisy family, Asteraceae....
  
   Nutt.
• Hemisteptia
  Hemisteptia
  Hemisteptia is a genus of flowering plants in the daisy family....
  
   Fisch. & C.A.Mey.
• Hemizonia
  Hemizonia
  Hemizonia is a genus of plants in the daisy family . They are known generally as tarweeds, although some tarweeds belong to other genera, such as Madia and Deinandra...
  
   DC - tarweed
• Henricksonia
  Henricksonia
  Henricksonia is a genus of flowering plants in the daisy family....
  
   B.L.Turner
• Heptanthus
  Heptanthus
  Heptanthus is a genus of flowering plants in the daisy family....
  
   Griseb.
• Herderia
  Herderia
  Herderia is a genus of flowering plants in the daisy family....
  
   Cass.
• Herodotia Urb. & Ekman
• Herrickia
  Herrickia
  Herrickia is a genus of flowering plants in the daisy family, Asteraceae.Species include:*Herrickia glauca*Herrickia horrida*Herrickia kingii*Herrickia wasatchensis...
  
   (synonym of Aster L.)
• Hertia
  Hertia (genus)
  Hertia is a genus of flowering plants in the daisy family, Asteraceae....
  
  
• Hesperevax
  Hesperevax
  Hesperevax is a small genus of flowering plants in the daisy family known generally as dwarf cudweeds. They are native to the west coast of North America, especially California and surrounding areas...
  
   - dwarf-cudweed (?)
• Hesperodoria
  Hesperodoria
  Hesperodoria is a genus of flowering plants in the daisy family, Asteraceae....
  
   - glowweed (?)
• Hesperomannia
  Hesperomannia
  Hesperomannia is a genus of flowering plant in the Asteraceae family. It is endemic to Hawaii and consists of three species:* Lanai Hesperomannia * Maui Hesperomannia...
  
   A.Gray - island-aster
• Heteracia
  Heteracia
  Heteracia is a genus of flowering plants in the daisy family....
  
   Fisch. & C.A.Mey.
• Heteranthemis
  Heteranthemis
  Heteranthemis is a monotypic genus of plants in the daisy family containing the single species Heteranthemis viscidehirta, which is known by the common name oxeye, or sticky oxeye. This plant is native to the Iberian Peninsula and adjacent areas in North Africa, but it can be found in other parts...
  
   Schott - oxeye
• Heterocoma
  Heterocoma
  Heterocoma is a genus of flowering plants in the daisy family....
  
   DC.
• Heterocondylus
  Heterocondylus
  Heterocondylus is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Heterocypsela
  Heterocypsela
  Heterocypsela is a genus of flowering plants in the daisy family....
  
   H.Rob.
• Heteroderis
  Heteroderis
  Heteroderis is a genus of flowering plants in the daisy family....
  
   (Bunge) Boiss.
• Heterolepis
  Heterolepis
  Heterolepis is a genus of flowering plants in the family Asteraceae. It has three or four species, all endemic to the Western Cape South Africa....
  
   Cass.
• Heteromera
  Heteromera
  Heteromera is a genus of flowering plants in the daisy family....
  
   Pomel
• Heteromma
  Heteromma
  Heteromma is a genus of flowering plants in the daisy family....
  
   Benth.
• Heteropappus
  Heteropappus
  Heteropappus is a genus of flowering plants in the daisy family....
  
   Less.
• Heteroplexis
  Heteroplexis
  Heteroplexis is a genus of flowering plants in the daisy family....
  
   C.C.Chang
• Heterorhachis
  Heterorhachis
  Heterorhachis is a genus of flowering plants in the daisy family....
  
   Sch.Bip. ex Walp.
• Heterosperma
  Heterosperma
  Heterosperma is a genus of flowering plants in the daisy family....
  
   Cav.
• Heterothalamus
  Heterothalamus
  Heterothalamus is a genus of flowering plants in the daisy family....
  
   Less.
• Heterotheca Cass. - false goldenaster, telegraph plant
• Hidalgoa La Llave
• Hieracium
  Hawkweed
  Hawkweed refers to any species in the very large genus Hieracium and its segregate genus Pilosella, in the sunflower family ....
  
   L. - hawkweed
  Hawkweed
  Hawkweed refers to any species in the very large genus Hieracium and its segregate genus Pilosella, in the sunflower family ....
  
  
• Hilliardia
  Hilliardia
  Hilliardia is a genus of flowering plants in the daisy family....
  
   B.Nord.
• Hinterhubera
  Hinterhubera
  Hinterhubera is a genus of flowering plants in the daisy family....
  
   Sch.Bip. ex Wedd.
• Hippia
  Hippia
  Hippia is a genus of flowering plants in the daisy family....
  
   L.
• Hippolytia
  Hippolytia
  Hippolytia is a genus of flowering plants in the daisy family....
  
   Poljakov
• Hirpicium
  Hirpicium
  Hirpicium is a genus of flowering plants in the daisy family....
  
   Cass.
• Hispidella
  Hispidella
  Hispidella is a genus of flowering plants in the daisy family....
  
   Barnadez ex Lam.
• Hoehnephytum
  Hoehnephytum
  Hoehnephytum is a genus of flowering plants in the daisy family....
  
   Cabrera
• Hoffmanniella
  Hoffmanniella
  Hoffmanniella is a genus of flowering plants in the daisy family....
  
   Schltr. ex Lawalree
• Hofmeisteria
  Hofmeisteria
  Hofmeisteria is a genus of flowering plants in the daisy family, Asteraceae....
  
   Walp.
• Holocarpha
  Holocarpha
  Holocarpha is a small genus of flowering plants in the daisy family. The genus contains four species of tarweeds which are all endemic to California.-Description:Holocarpha are glandular, aromatic annual herbs bearing yellow flowers....
  
   Greene - tarweed
• Holocheilus
  Holocheilus
  Holocheilus is a genus of flowering plants in the daisy family....
  
   Cass.
• Hololeion
  Hololeion
  Hololeion is a genus of flowering plants in the daisy family....
  
   Kitam
• Holozonia
  Holozonia
  Holozonia is a monotypic genus of flowering plants in the daisy family containing the single species Holozonia filipes, which is known by the common name whitecrown. It is endemic to California, where it grows in a variety of habitats in the central part of the state...
  
   Greene
• Homogyne
  Homogyne
  Homogyne is a genus of flowering plants in the daisy family, Asteraceae.-Selected species:*Homogyne alpina*Homogyne discolor*Homogyne sylvestris...
  
   Cass.
• Hoplophyllum
  Hoplophyllum
  Hoplophyllum is a genus of flowering plants in the family Asteraceae. It has two species, Hoplophyllum spinosum and Hoplophyllum ferox, both native to South Africa....
  
   DC.
• Huarpea
  Huarpea
  Huarpea is a genus of flowering plants in the daisy family....
  
   Cabrera
• Hubertia
  Hubertia
  Hubertia is a genus of flowering plants in the daisy family....
  
   Bory
• Hughesia
  Hughesia
  Hughesia is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Hulsea
  Hulsea
  Hulsea is a small genus of flowering plants in the daisy family known commonly as the alpinegold genus. Alpinegolds are annual or perennial herbs native to western North America. They produce stout erect stems which may be fuzzy, hairy, or quite woolly. They are leafy, especially toward the base of...
  
   Torr. & A.Gray - alpinegold
• Humeocline
  Humeocline
  Humeocline is a genus of the botanical family Asteraceae, which is endemic of Madagascar.-External links:*...
  
   Anderb.
• Hyalis
  Hyalis
  Hyalis is a genus of flowering plants in the daisy family....
  
   D.Don ex Hook. & Arn.
• Hyalochaete
  Hyalochaete
  Hyalochaete is a genus of flowering plants in the daisy family....
  
   Dittrich & Rech.f.
• Hyalochlamys
  Hyalochlamys
  Hyalochlamys is a genus of flowering plants in the daisy family....
  
   A.Gray
• Hyaloseris
  Hyaloseris
  Hyaloseris is a genus of flowering plants in the daisy family....
  
   Griseb.
• Hyalosperma
  Hyalosperma
  Hyalosperma is a genus of flowering plants in the family Asteraceae, endemic to Australia.The species, which occur in all states except the Northern Territory, include:*Hyalosperma demissum Paul G.Wilson - Moss Sunray...
  
   Steetz
• Hybridella
  Hybridella
  Hybridella is a genus of flowering plants in the daisy family....
  
   Cass.
• Hydrodyssodia
  Hydrodyssodia
  Hydrodyssodia is a genus of flowering plants in the sunflower family, Asteraceae....
  
   B.L.Turner
• Hydroidea
  Hydroidea
  Hydroidea is a genus of flowering plants in the daisy family, Asteraceae....
  
   P.O.Karis
• Hydropectis
  Hydropectis
  Hydropectis is a genus of flowering plants in the sunflower family, Asteraceae....
  
   Rydb.
• Hymenocephalus
  Hymenocephalus (plant)
  Hymenocephalus is a genus of flowering plants in the daisy family....
  
   Jaub. & Spach
• Hymenoclea
  Hymenoclea
  Hymenoclea is a small genus of flowering plants in the daisy family known generally as burrobrush or winged ragweed. These monoecious shrubs are native to the southwestern United States and northern Mexico...
  
   Torr. & A.Gray - burrobrush, burrobush
• Hymenolepis
  Hymenolepis (plant)
  Hymenolepis is a genus of flowering plants in the daisy family....
  
   Cass.
• Hymenonema
  Hymenonema
  Hymenonema is a genus of flowering plants in the daisy family....
  
   Cass.
• Hymenopappus
  Hymenopappus
  Hymenopappus is a genus of flowering plants in the daisy family. Many species are known as woollywhites. They are native to North America...
  
    L'Her
• Hymenostemma
  Hymenostemma
  Hymenostemma is a genus of flowering plants in the daisy family....
  
   Kunze ex Willk.
• Hymenostephium
  Hymenostephium
  Hymenostephium is a genus of flowering plants in the family Asteraceae. It includes about 20 species of herbs and slender shrubs that occur from Mexico through Central America and into South America. It is characterized by the relatively slender habit of the plants, 1-2 seriate involucres, and...
  
   Benth.
• Hymenothrix
  Hymenothrix
  Hymenothrix is a small genus of flowering plants in the daisy family known as thimbleheads. They are native to the southwestern United States and northern Mexico...
  
   A.Gray - thimblehead
• Hymenoxys
  Hymenoxys
  Hymenoxys is a genus of the botanical family Asteraceae. Plants of this genus are toxic to sheep due to the presence of the sesquiterpene lactone hymenoxon...
  
   Cass. - rubberweed
• Hyoseris
  Hyoseris
  Hyoseris is a genus of flowering plants in the daisy family.-Species:* Hyoseris angustifolia* Hyoseris arenaria* Hyoseris aspera* Hyoseris baetica* Hyoseris biflora* Hyoseris caroliniana* Hyoseris cretica...
  
   L.
• Hypacanthium
  Hypacanthium
  Hypacanthium is a genus of flowering plants in the daisy family....
  
   Juz.
• Hypelichrysum
  Hypelichrysum
  Hypelichrysum is a genus of flowering plants in the daisy family....
  
   Kirp.
• Hypericophyllum
  Hypericophyllum
  Hypericophyllum is a genus of flowering plants in the daisy family....
  
   Steetz
• Hypochaeris
  Hypochaeris
  Hypochaeris is a genus of plants in the family Asteraceae. Many species are known as cat's ear. These are annual and perennial herbs generally bearing flower heads with yellow ray florets....
  
   L. - catsear
  Catsear
  Catsear , also known as flatweed, cat's ear or false dandelion, is a perennial, low-lying edible herb often found in lawns. The plant is native to Europe, but has also been introduced to the Americas, Japan, Australia and New Zealand where it can be an invasive weed...
  
  
• Hysterionica
  Hysterionica
  Hysterionica is a genus of flowering plants in the daisy family, Asteraceae....
  
   Willd.
• Hystrichophora
  Hystrichophora
  Hystrichophora is a genus of flowering plants in the daisy family....
  
   Mattf.

I

• Ichthyothere
  Ichthyothere
  Ichthyothere is a small genus of about 25 flowering plants, found in parts of South America and Central America.The name ichthyothere literally translates as fish poison...
  
   Mart.
• Idiothamnus
  Idiothamnus
  Idiothamnus is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Ifloga
  Ifloga
  Ifloga is a genus of flowering plants in the daisy family, Asteraceae....
  
   Cass.
• Ighermia
  Ighermia
  Ighermia is a genus of flowering plants in the daisy family....
  
   Wiklund
• Iltisia
  Iltisia
  Iltisia is a genus of flowering plants in the daisy family, Asteraceae....
  
   S.F.Blake
• Imeria
  Imeria
  Imeria is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Inezia
  Inezia
  Inezia is a genus of birds in the tyrant-flycatcher family Tyrannidae.It contains the following species:* Slender-billed Inezia, Inezia tenuirostris* Plain Inezia, Inezia inornata* Amazonian Inezia, Inezia subflava...
  
   E.Phillips
• Inula
  Inula
  Inula is a large genus of about 90 species of flowering plants in the family Asteraceae, native to Europe, Asia and Africa. The genus is thought by some to be paraphyletic, based on the study of the different phenolic compounds the various species have.They are mostly perennial herbs that vary...
  
   L. - yellowhead
• Inulanthera
  Inulanthera
  Inulanthera is a genus of flowering plants in the daisy family....
  
   Kallersjo
• Ionactis
  Ionactis
  Ionactis, or the Stiff-leaved Asters, is small genus of five species, belonging to the sunflower family The generic name, Ionactis, is derived from two Greek words meaning "violet rays."...
  
   - Stiff-leaved Asters (?.)
• Iocenes
  Iocenes
  Iocenes is a genus of flowering plants in the daisy family....
  
   B.Nord.
• Iodocephalus
  Iodocephalus
  Iodocephalus is a genus of flowering plants in the daisy family....
  
   Thorel ex Gagnep.
• Iogeton
  Iogeton
  Iogeton is a genus of flowering plants in the daisy family....
  
   Strother
• Iostephane
  Iostephane
  Iostephane is a genus of flowering plants in the family Asteraceae. It includes 4 species that are endemic to Mexico. The species are rosette-forming herbaceous perennials that produce relatively large heads with yellow or purple rays. They have large, somewhat quadrate cypselae , that may...
  
   Benth.
• Iphiona
  Iphiona
  Iphiona is a genus of flowering plants in the daisy family....
  
   Cass.
• Iphionopsis
  Iphionopsis
  Iphionopsis is a genus of flowering plants in the daisy family....
  
   Anderb.
• Iranecio
  Iranecio
  Iranecio is a genus of flowering plants in the daisy family, Asteraceae....
  
   B.Nord.
• Irwinia Barroso
• Ischnea
  Ischnea
  Ischnea is a genus of flowering plants in the daisy family....
  
   F.Muell.
• Isocarpha
  Isocarpha
  Isocarpha is a genus of five species of plants. They are native to Mexico, Central America, the West Indies, and northern South America, with the range of one species extending north into the United States.- Classification :...
  
   R.Br. - pearlhead
• Isocoma
  Isocoma
  Goldenbush is a genus of about 12 species of flowering semi-woody shrubs from the sunflower family found mostly in the semi-arid areas of Southwestern United States and Mexico....
  
   Nutt. - goldenbush, jimmyweed
• Isoetopsis
  Isoetopsis
  Isoetopsis is a genus of flowering plants in the daisy family....
  
   Turcz.
• Isopappus
  Isopappus
  Isopappus is a genus of flowering plants in the daisy family....
  
   Torr. & A.Gray
• Isostigma
  Isostigma
  Isostigma is a genus of flowering plants in the daisy family....
  
   Less.
• Iva L. - marshelder, sumpweed
• Ixeridium
  Ixeridium
  Ixeridium is a genus of flowering plants in the daisy family....
  
   (A.Gray) Tzvelev
• Ixeris
  Ixeris
  Ixeris is a genus of flowering plants in the daisy family.-Selected species:* Ixeris afghanica Rech.f. & Köie* Ixeris alpicola Nakai* Ixeris ameristophylla Stebbins* Ixeris brachyrhyncha Nemoto...
  
    (Cass.) Cass.
• Ixiochlamys
  Ixiochlamys
  Ixiochlamys is a genus of flowering plants in the daisy family....
  
   F.Muell. & Sond.
  Otto Wilhelm Sonder
  Otto Wilhelm Sonder was a German botanist and pharmacist who was a native of Holstein. From 1841 to 1878 he was the proprietor of a pharmacy in Hamburg. In 1846 he received an honorary doctorate from the University of Königsberg.He was the author, with William Henry Harvey , of the Flora Capensis...
  
  
• Ixiolaena
  Ixiolaena
  Ixiolaena is a genus of flowering plants in the daisy family....
  
   Benth.
• Ixodia
  Ixodia
  Ixodia is a small genus of flowering plants in the family Asteraceae. It is native to Australia, ranging from South Australia to western Victoria.Species include:*Ixodia achillaeoides R.Br.*Ixodia ptarmicoides F.Muell....
  
   R.Br.

J

• Jacmaia
  Jacmaia
  Jacmaia is a genus of flowering plants in the daisy family....
  
   B.Nord.
• Jaegeria
  Jaegeria
  Jaegeria is a genus of flowering plants in the daisy family....
  
   Kunth
• Jalcophila
  Jalcophila
  Jalcophila is a genus of flowering plant in the Asteraceae family. It contains three species:*Jalcophila colombiana S.Díaz & Vélez-Nauer*Jalcophila ecuadorensis M.O.Dillon & Sagást.*Jalcophila peruviana M.O.Dillon & Sagást....
  
   Dillon & Sagast.
• Jaliscoa
  Jaliscoa
  Jaliscoa is a genus of flowering plants in the daisy family, Asteraceae....
  
   S.Watson
• Jamesianthus
  Jamesianthus
  Jamesianthus is a genus of flowering plants in the daisy family....
  
   S.F.Blake & Sherff
• Jaramilloa
  Jaramilloa
  Jaramilloa is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Jasonia
  Jasonia
  Jasonia is a genus of flowering plants in the daisy family....
  
   (Cass.) Cass.
• Jaumea
  Jaumea
  Jaumea is a genus of flowering plants in the daisy family.Species include:*Jaumea carnosa - fleshy jaumea...
  
   Pers.
• Jefea
  Jefea
  Jefea is a genus of flowering plants in the daisy family....
  
   Strother
• Jeffreya
  Jeffreya
  Jeffreya is a genus of flowering plants in the daisy family....
  
   Wild
• Jensia
• Joseanthus
  Joseanthus
  Joseanthus is a genus of flowering plant in the Asteraceae family.It contains the following species:* Joseanthus chimborazensis* Joseanthus cuatrecasasii* Joseanthus sparrei...
  
  
• Jungia
  Jungia
  Jungia is a genus of flowering plants in the aster family, Asteraceae.-Selected species:* Jungia crenatifolia* Jungia fistulosa* Jungia glandulifera* Jungia mitis* Jungia ovata...
  
   L.f.
• Jurinea Cass.

K

• Kalimeris
  Kalimeris
  Kalimeris is a small genus with eight species from the sunflower family .It was first described in 1825 by the French botanist Alexandre Henri Gabriel de Cassini ....
  
   (Cass.) Cass. - aster
• Karelinia
  Karelinia
  Karelinia is a genus of flowering plants in the daisy family....
  
   Less.
• Karvandarina
  Karvandarina
  Karvandarina is a genus of flowering plants in the daisy family....
  
   Rech.f.
• Kaschgaria
  Kaschgaria
  http://www.pavelfilatov.com/gall/Gobi_Desert/index.php?photo=3Kaschgaria is a genus of flowering plants in the daisy family....
  
   Poljakov
• Kaunia
  Kaunia
  Kaunia is a genus of 14 species of South American shrubs or small trees. Its range is centered in Bolivia but it is also found in Argentina, southern Brazil, Peru and Ecuador.- Selected species :...
  
   R.M.King & H.Rob.
• Kemulariella
  Kemulariella
  Kemulariella is a genus of flowering plants in the daisy family, Asteraceae....
  
  
• Keysseria
  Keysseria
  Keysseria is a genus of flowering plants in the daisy family.Species include:*Keysseria erici*Keysseria helenae...
  
   Lauterb.
• Kinghamia
  Kinghamia
  Kinghamia is a genus of flowering plants in the daisy family....
  
   C.Jeffrey
• Kingianthus
  Kingianthus
  Kingianthus is a genus of flowering plant in the Asteraceae family.It contains the following species:* Kingianthus paniculatus* Kingianthus paradoxus...
  
   H.Rob.
• Kippistia
  Kippistia
  Kippistia is a genus of flowering plants in the daisy family.The name commemorates Richard Kippist, librarian to the Linnean Society.Species include:* Kippistia suaedifolia...
  
   F.Muell.
• Kirkianella
  Kirkianella
  Kirkianella is a monotypic genus of flowering plants in the daisy family, with a single species, K. novae-zelandiae. DNA analysis suggests that it is very closely related to certain species of the genus Sonchus....
  
   Allan
• Kleinia
  Kleinia
  Kleinia is a genus of flowering plant in the Asteraceae family.It contains the following species:It used to contain the following species:* Senecio articulatus Sch. Bip.**Kleinia articulata Haw....
  
   Mill.
• Koanophyllon
  Koanophyllon
  Koanophyllon is a genus of 115 species of flowering plants in the Asteraceae family. They are perennials and shrubs and are native to South America, Central America, the West Indies, Mexico, with a few species range extending into the United States...
  
   Arruda - thoroughwort
• Koehneola
  Koehneola
  Koehneola is a genus of flowering plants in the daisy family....
  
   Urb.
• Koelpinia
  Koelpinia
  Koelpinia is a genus of flowering plants in the daisy family....
  
   Pall.
• Koyamacalia
  Koyamacalia
  Koyamacalia is a genus of flowering plants in the daisy family....
  
   (?)
• Krigia
  Krigia
  Krigia is a genus of flowering plants in the daisy family....
  
   Schreb - dwarf dandelion
• Kyrsteniopsis
  Kyrsteniopsis
  Kyrsteniopsis is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob

L

• Lachanodes
  Lachanodes
  Lachanodes is a genus of the tribe Senecioneae and the family Asteraceae....
  
   DC.
• Lachnophyllum
  Lachnophyllum
  Lachnophyllum is a genus of flowering plants in the daisy family, Asteraceae....
  
   Bunge
• Lachnorhiza
  Lachnorhiza
  Lachnorhiza is a genus of flowering plants in the daisy family....
  
   A.Rich.
• Lachnospermum
  Lachnospermum
  Lachnospermum is a genus of flowering plants in the daisy family, Asteraceae....
  
   Willd.
• Lactuca
  Lactuca
  Lactuca, commonly known as lettuce, is a genus of flowering plants in the daisy family Asteraceae. The genus includes about 100 species, distributed worldwide, but mainly in temperate Eurasia....
  
   L. - lettuce
• Lactucosonchus
  Lactucosonchus
  Lactucosonchus is a genus of flowering plants in the daisy family....
  
   (Sch.Bip.) Svent.
• Laennecia
  Laennecia
  Laennecia or Laënnecia is a genus of flowering plants in the daisy family, Asteraceae....
  
   Cass. - laennecia, laennicia
• Laestadia
  Laestadia
  Laestadia is a genus of flowering plants in the daisy family....
  
   Kunth ex Less.
• Lagascea
  Lagascea
  Lagascea is a genus of flowering plants in the family Asteraceae. It includes 8 species that occur primarily in Mexico, but some extend into Central America and one reaches north into the western U.S.A. One species, L. mollis, has been widely introduced to other localities around the tropics and...
  
   Cav.
• Lagenophora
  Lagenophora
  Lagenophora is a genus of flowering plants in the daisy family, Asteraceae. Species occur in South-east Asia, Australia, New Zealand, as well as Central and South America. These include:*Lagenophora gracilis Steetz - Slender Lagenophora...
  
   Cass. - island-daisy
• Laggera
  Laggera
  Laggera is a genus of flowering plants in the daisy family....
  
   Sch.Bip. ex Benth.
• Lagophylla
  Lagophylla
  Lagophylla is a small genus of flowering plants in the sunflower family. These are annual plants with small yellow flowers which open during the night. The leaves are furry, giving the plants of this genus their common name, hareleaf...
  
   Nutt. - hareleaf
• Lamprachaenium
  Lamprachaenium
  Lamprachaenium is a genus of flowering plants in the daisy family....
  
   Benth.
• Lamprocephalus
  Lamprocephalus
  Lamprocephalus is a genus of the tribe Senecioneae and the family Asteraceae....
  
   B.Nord.
• Lamyropappus
  Lamyropappus
  Lamyropappus is a genus of flowering plants in the daisy family....
  
   Knorring & Tamamsch.
• Lamyropsis
  Lamyropsis
  Lamyropsis is a genus of flowering plant in the Asteraceae family. It contains six species, including Lamyropsis microcephala....
  
   (Kharadze) Dittrich
• Langebergia
  Langebergia
  Langebergia is a genus of flowering plants in the daisy family, Asteraceae....
  
   Anderb.
• Lantanopsis
  Lantanopsis
  Lantanopsis is a genus of flowering plants in the daisy family....
  
   C.Wright
• Lapsana L. - nipplewort
  Nipplewort
  Lapsana is a genus of flowering plants in the family Asteraceae, containing a single species, Lapsana communis . It is native to Europe and northern Asia.-Growth:...
  
  
• Lapsanastrum
• Lasianthaea
  Lasianthaea
  Lasianthaea is a genus of flowering plants in the daisy family....
  
   DC
• Lasiocephalus
  Lasiocephalus
  Lasiocephalus is a genus of flowering plants in the daisy family, Asteraceae....
  
   Schltdl.
• Lasiolaena
  Lasiolaena
  Lasiolaena is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Lasiopogon
  Lasiopogon
  Lasiopogon is a genus of flowering plant in the Asteraceae family. It contains eight species, including Lasiopogon ponticulus....
  
   Cass.
• Lasiospermum
  Lasiospermum
  Lasiospermum is a genus of flowering plants in the daisy family....
  
   Lag. - cocoonhead
• Lasthenia
  Lasthenia
  Lasthenia, commonly known as goldfields, is a genus of the botanical family Asteraceae. The genus is named after Lasthenia, a cross-dressing female pupil of the ancient Greek philosopher Plato.-Description:...
  
  Cass. - goldfield
• Launaea
  Launaea
  Launaea is a genus of flowering plant in the Asteraceae family.It contains the following species:* Launaea arborescens* Launaea crepoides* Launaea glomerata* Launaea nudicaulis* Launaea quercifolia* Launaea resedifolia...
  
   Cass. - aulaga
• Lawrencella
  Lawrencella
  Lawrencella is a genus of flowering plants in the daisy family....
  
   Lindl.
• Layia
  Layia
  Layia is a genus of flowering plants in the daisy family known generally as tidy tips. There are about fourteen species of tidytips, which are native to western North America. Several are California endemics. These are erect daisylike annual herbs with dark glandular stems...
  
   Hook. & Arn. ex DC - tidytipss
• Lecocarpus
  Lecocarpus
  Lecocarpus is a plant genus in the family Asteraceae, native to Galápagos Islands, Ecuador.-Species:*Lecocarpus darwinii H. Adsersen*Lecocarpus lecocarpoides Cronquist & Stuessy...
  
   Decne.
• Leibnitzia
  Leibnitzia
  Leibnitzia is a genus of flowering plants in the daisy family.It contains the following species:*Leibnitzia anandria Turcz.*Leibnitzia knorringiana Pobed.*Leibnitzia lyrata G.L.Nesom...
  
   Cass. - sunbonnets
• Leiboldia
  Leiboldia
  Leiboldia is a genus of flowering plants in the daisy family....
  
   Schltdl. ex Gleason
• Leiocarpa
  Leiocarpa
  Leiocarpa is a genus of plants in the family Asteraceae, native to Australia.*Leiocarpa brevicompta Paul G.Wilson - Flat Billy-buttons*Leiocarpa gatesii Paul G.Wilson...
  
  
• Lepidaploa
  Lepidaploa
  Lepidaploa is a genus of flowering plant in the family Asteraceae. It is a relatively large genus, formerly subsumed in the genus Vernonia, and includes species such as Lepidaploa violiceps....
  
  
• Lembertia Greene
• Lemooria P.S.Short
• Leontodon
  Hawkbit
  Hawkbits are dandelion-like flowers in the family Asteraceae . Their English name derives from the mediæval belief that hawks ate the plant to improve their eyesight...
  
   - hawkbit
• Leontopodium
  Leontopodium
  Leontopodium is a genus of plants in the daisy family, which includes edelweiss , a well-known plant from the mountains of Europe. The term edelweiss can, more rarely, refer to other members of the genus...
  
   (Pers.) R.Br. ex Cass. - edelweiss
• Lepidesmia
  Lepidesmia
  Lepidesmia is a genus of flowering plants in the daisy family, Asteraceae....
  
   Klatt
• Lepidolopha
  Lepidolopha
  Lepidolopha is a genus of flowering plants in the daisy family....
  
   C.Winkl.
• Lepidolopsis
  Lepidolopsis
  Lepidolopsis is a genus of flowering plants in the daisy family....
  
   Poljakov
• Lepidonia
  Lepidonia
  Lepidonia is a genus of flowering plants in the daisy family....
  
   S.F.Blake
• Lepidophorum
  Lepidophorum
  Lepidophorum is a genus of flowering plants in the daisy family....
  
   Neck. ex DC.
• Lepidophyllum
  Lepidophyllum
  Lepidophyllum is a genus of flowering plants in the daisy family....
  
   Cass.
• Lepidospartum
  Lepidospartum
  Lepidospartum is a small genus of three species of flowering plant in the daisy family. They are known commonly as broomsages or scalebrooms. These are tall, woody shrubs with stiff twiggy branches that resemble brooms. They are native to the southwestern United States and far northern Mexico...
  
   (A.Gray) A.Gray - broomsage
• Lepidostephium
  Lepidostephium
  Lepidostephium is a genus of flowering plants in the daisy family, Asteraceae....
  
   Oliv.
• Leptinella
  Leptinella
  Leptinella is a genus of alpine flowering plant in the Asteraceae family, comprising 33 species, distributed in New Guinea, Australia, New Zealand, the Subantarctic Islands, and South America....
  
   Cass. - Brass Buttons, Creeping Cotula
• Leptocarpha
  Leptocarpha
  Leptocarpha is a genus of flowering plants in the daisy family....
  
   DC.
• Leptoclinium
  Leptoclinium
  Leptoclinium is a genus of flowering plants in the daisy family, Asteraceae....
  
   (Nutt.) Benth.
• Leptorhynchos
  Leptorhynchos
  Leptorhynchos is a genus of annual or perennial herbs in the family Asteraceae. All species are endemic to Australia. These include: *Leptorhynchos baileyi F.Muell. - Woolly Buttons*Leptorhynchos elongatus DC...
  
   Less. - scaly button
• Leptotriche
  Leptotriche
  Leptotriche is a genus of flowering plants in the daisy family....
  
   Turcz.
• Lescaillea
  Lescaillea
  Lescaillea is a genus of flowering plants in the sunflower family, Asteraceae....
  
   Griseb.
• Lessingia
  Lessingia
  Lessingia is a genus of plants in the daisy family which are native to western North America. Some species are endemic to California. Lessingias are generally daisylike in appearance with white, yellow, or purple flowers, but they vary in appearance. Some lessingias are sometimes treated as members...
  
   Cham. - vinegarweed
• Leucactinia
  Leucactinia
  Leucactinia is a genus of flowering plants in the sunflower family, Asteraceae....
  
   Rydb.
• Leucanthemella
  Leucanthemella
  Leucanthemella is a genus of flowering plants in the daisy family....
  
   Tzvelev
• Leucanthemopsis
  Leucanthemopsis
  Leucanthemopsis is a genus of flowering plants in the daisy family....
  
   (Giroux) Heywood
• Leucanthemum
  Leucanthemum
  Leucanthemum is a genus of about 70 flowering plants from the sunflower family . It occurs in Europe, Northern Africa and the temperate regions of Asia. Many species have been introduced into America, Australia and New Zealand.-Growth:...
  
   Mill. - daisy, Oxeye daisy
• Leucheria Lag.
• Leucochrysum
  Leucochrysum
  Leucochrysum is a genus of flowering plants in the family Asteraceae, endemic to Australia.Species include:*Leucochrysum albicans Paul G.Wilson*Leucochrysum fitzgibbonii Paul G.Wilson...
  
   - sunray (?)
• Leucomeris
  Leucomeris
  Leucomeris is a genus of flowering plant in the Asteraceae family.It contains the following species:* Leucomeris decora...
  
  
• Leucophyta
  Leucophyta
  Leucophyta is a plant genus which is endemic to Australia. The genus was first formally described by botanist Robert Brown in 1817.A number of species which were formerly included in the genus have been transferred to Blennodia and Calocephalus, leaving one single species Leucophyta brownii ...
  
  
• Leucopsis
  Leucopsis
  Leucopsis is a genus of flowering plants in the daisy family....
  
   (DC.) Baker
• Leucoptera B.Nord
• Leunisia
  Leunisia
  Leunisia is a genus of flowering plants in the daisy family....
  
   Phil.
• Leuzea
  Leuzea
  Leuzea is a genus of flowering plants in the daisy family....
  
   DC.
• Leysera
  Leysera
  Leysera is a genus of flowering plants in the daisy family, Asteraceae....
  
   L.
• Liabum
  Liabum
  Liabum is a genus of flowering plant in the Asteraceae family.-Selected species:* Liabum acuminatum*Liabum amplexicaule*Liabum asperifolium* Liabum barclayae*Liabum cardenasii*Liabum corymbosum*Liabum eriocaulon...
  
   Adans.
• Liatris
  Liatris
  Liatris is a genus of ornamental plants in the Asteraceae family, native to North America, Mexico, and the Bahamas. These plants are used as a popular summer flowers for bouquets.They are perennials, surviving the winter in the form of corms....
  
   Liabum Adans. - blazing star, gay feather
• Libanothamnus
  Libanothamnus
  Libanothamnus is a genus of flowering plants in the daisy family....
  
   Ernst
• Lidbeckia
  Lidbeckia
  Lidbeckia is a genus of flowering plants in the daisy family....
  
   Bergius
• Lifago
  Lifago
  Lifago is a monotypic genus of flowering plants in the daisy family....
  
   Schweinf. & Muschl.
• Ligularia
  Ligularia
  Ligularia, Leopard Plant, is a genus of "Old World" perennial plants or herbs resembling groundsel of the family Asteraceae. Ligularias are rather tall perennial herbaceous plants occurring mostly in damp places in Europe, Asia and Africa. Some of them are cultivated as ornamentals.-Some...
  
   Cass.
• Ligulariopsis
  Ligulariopsis
  Ligulariopsis is a genus of flowering plants in the daisy family, Asteraceae....
  
  
• Limbarda
  Limbarda
  Limbarda is a genus of flowering plants in the daisy family....
  
   Adans.
• Lindheimera
  Lindheimera
  Lindheimera is a genus of flowering plants in the daisy family.-Description:Lindheimera is a plant that is six to twenty-four inches tall...
  
   A.Gray & Engelm.
• Lipochaeta
  Lipochaeta
  Lipochaeta is a genus of flowering plants in the daisy family, Asteraceae.-Selected species:*Lipochaeta connata DC. – Nehe *Lipochaeta degeneri Sherff – Molokai Nehe...
  
   DC - nehe
• Lipskyella
  Lipskyella
  Lipskyella is a genus of flowering plants in the daisy family....
  
   Juz.
• Litothamnus
  Litothamnus
  Litothamnus is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Litrisa
  Litrisa
  Litrisa is a genus of flowering plants in the daisy family. Some taxonomists group Litrisa together with Trilisa into a single genus Carphephorus....
  
   Small
• Llerasia
  Llerasia
  Llerasia is a genus of flowering plant in the Asteraceae family.It contains the following species:* Llerasia assuensis* Llerasia fuliginea...
  
   Triana
• Logfia
  Logfia
  Logfia is a genus of plants.-Selected species:*Logfia arizonica Holub – Arizona cottonrose*Logfia arvensis Holub – field cottonrose*Logfia californica Holub – California cottonrose...
  
   Cass. - cottonrose
• Lomatozona
  Lomatozona
  Lomatozona is a genus of flowering plants in the daisy family, Asteraceae....
  
   Baker
• Lonas
  Lonas
  Lonas is a genus of flowering plants in the daisy family....
  
   Adans.
• Lopholaena
  Lopholaena
  Lopholaena is a genus of plants in the family Asteraceae. About 20 species occur in Africa.-Selected species:* Lopholaena brevipes Phill. & C.A.Sm.* Lopholaena cneorifolia S. Moore...
  
   DC.
• Lophopappus
  Lophopappus
  Lophopappus is a genus of flowering plants in the daisy family....
  
   Rusby
• Lorandersonia
  Lorandersonia
  Lorandersonia is a genus of flowering plants in the daisy family, Asteraceae. Tonestus peirsonii is sometimes included in this genus....
  
  
• Lordhowea
  Lordhowea
  Lordhowea is a genus of flowering plants in the daisy family....
  
   B.Nord.
• Lorentzianthus
  Lorentzianthus
  Lorentzianthus is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Loricaria Wedd.
• Lourteigia
  Lourteigia
  Lourteigia is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Loxothysanus
  Loxothysanus
  Loxothysanus is a genus of flowering plants in the daisy family....
  
   B.L.Rob.
• Lucilia
  Lucilia (plant)
  Lucilia is a genus of flowering plants in the daisy family....
  
   Cass.
• Luciliocline
  Luciliocline
  Luciliocline is a genus of flowering plants in the daisy family....
  
   Anderb. & Freire
• Lugoa
  Lugoa
  Lugoa is a genus of flowering plants in the daisy family....
  
   DC.
• Luina
  Luina
  Luina, commonly called silverback, is a small genus of perennial shrubs in the sunflower family .The name of this genus is an anagram of the flower genus Inula.-Description:...
  
   Benth. - silverback
• Lulia
  Lulia
  Lulia is a genus of flowering plants in the daisy family....
  
   Zardini
• Lundellianthus
  Lundellianthus
  Lundellianthus is a genus of flowering plants in the daisy family....
  
   H.Rob.
• Lycapsus
  Lycapsus
  Lycapsus is a genus of flowering plants in the daisy family....
  
   Phil.
• Lychnophora
  Lychnophora
  Lychnophora is a genus of flowering plants in the daisy family....
  
   Mart.
• Lycoseris
  Lycoseris
  Lycoseris is a genus of flowering plant in the Asteraceae family. It contains around 11 species, including Lycoseris eggersii....
  
   Cass.
• Lygodesmia
  Lygodesmia
  Lygodesmia is a genus of flowering plants in the daisy family....
  
   D.Don - skeleton weed

M

• Macdougalia
  Macdougalia
  Macdougalia is a genus of flowering plants in the daisy family....
  
   A.Heller
• Machaeranthera
  Machaeranthera
  Machaeranthera is a genus of flowering plants in the daisy family which are known by the common name tansyaster. Tansyasters are variable in appearance. Some are small singular wildflowers while others are sprawling shrubs. Several species easily hybridize with each other as well, making...
  
   Nees - goldenweed, tansyaster
• Macowania
  Macowania
  Macowania is a genus of flowering plants in the daisy family, Asteraceae....
  
   Oliv.
• Macrachaenium
  Macrachaenium
  Macrachaenium is a genus of flowering plants in the daisy family....
  
   Hook.f.
• Macraea
  Macraea
  Macraea is a genus of plants in the family Asteraceae....
  
   Hook.f.
• Macroclinidium
  Macroclinidium
  Macroclinidium is a genus of flowering plants in the daisy family....
  
   Maxim.
• Macronema
  Macronema
  Macronema is a genus of flowering plants in the daisy family....
  
   Nutt. = Ericameria Nutt.
• Macropodina
  Macropodina
  Macropodina is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Macvaughiella
  Macvaughiella
  Macvaughiella is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Madia
  Madia
  -Species:*Madia anomala Greene - plumpseeded madia*Madia chilensis Reiche*Madia citrigracilis D.D.Keck - Shasta tarweed*Madia citriodora Greene - lemon-scented madia*Madia elegans D.Don ex Lindl. - common madia...
  
    Molina - tarweed
• Mairia
  Mairia
  Mairia is a genus of flowering plants in the daisy family....
  
   Nees
• Malacothrix
  Malacothrix (plant)
  Malacothrix is a genus of flowering plants related to daisies. They are known generally as desert dandelions or desertdandelions. Most are found in North America and a few have been introduced to South America...
  
   DC - desert dandelion
• Malmeanthus
  Malmeanthus
  Malmeanthus is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Malperia
  Malperia
  Malperia is a monotypic plant genus in the daisy family which is made up of the sole species Malperia tenuis. This plant's common name is brown turbans or brownturbans. It is a rare plant endemic to the Sonoran Desert of the U.S. state of California and the Mexican state of Sonora...
  
   S.Watson
• Mantisalca
  Mantisalca
  Mantisalca is a genus of flowering plants in the daisy family.-Selected species:Mantisalca amberboides  MaireMantisalca delestrii Briq. & Cavill.Mantisalca duriaei Briq. & Cavill....
  
   Cass.
• Marasmodes
  Marasmodes
  Marasmodes is a genus of flowering plants in the daisy family.It has ericoides leaves and is a bush up to 1m. high...
  
   DC.
• Marshallia
  Marshallia
  Marshallia is a genus of plants in the family Asteraceae, endemic to the southeastern United States. A common name applied to most species in the genus is Barbara's Buttons. There are seven species, all perennials. The small white-to-pinkish flowers occur in large, compact, spherical heads...
  
   Schreb. - Barbara's buttons
• Marshalljohnstonia
  Marshalljohnstonia
  Marshalljohnstonia is a genus of flowering plants in the daisy family....
  
   Henr.
• Marticorenia
  Marticorenia
  Marshalljohnstonia is a genus of flowering plants in the daisy family....
  
   Crisci
• Matricaria
  Mayweed
  Matricaria is a genus of flowering plants in the sunflower family . Some of the species have the common name of "mayweed," but this name also refers to plants not in this genus....
  
   L. - mayweed
• Mattfeldanthus
  Mattfeldanthus
  Mattfeldanthus is a genus of flowering plants in the daisy family....
  
   H.Rob. & R.M.King
• Mattfeldia
  Mattfeldia
  Mattfeldia is a genus of flowering plants in the daisy family....
  
   Urb.
• Matudina
  Matudina
  Matudina is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Mauranthemum
  Mauranthemum
  Mauranthemum is a genus of flowering plants in the daisy family....
  
   Vogt & Oberpr.
• Mausolea
  Mausolea (genus)
  Mausolea is a genus of flowering plants in the daisy family....
  
   Poljakov
• Mecomischus
  Mecomischus
  Mecomischus is a genus of flowering plants in the daisy family....
  
   Coss. ex Benth.
• Megalodonta
  Megalodonta
  Megalodonta is a genus of flowering plants in the daisy family....
  
   Greene - watermarigold
• Melampodium
  Melampodium
  Melampodium a genus of flowering plants in the sunflower family, Asteraceae.The 39 species it contains are commonly known as blackfoots. They are rugged plants native to the tropical to subtropical regions that include Central America, Southwestern United States, California, Florida, the Caribbean,...
  
   L. - blackfoot
• Melanodendron
  Melanodendron
  Melanodendron integrifolium is one of the endemic trees in the Asteraceae family from the island of Saint Helena...
  
   DC.
• Melanthera
  Melanthera
  Melanthera is a genus of flowering plants in the daisy family, Asteraceae.-Selected species:*Melanthera angustifolia A.Rich. – Everglades Squarestem *Melanthera biflora Wild. – Honolulu Nehe...
  
   Rohr - squarestem
• Metalasia
  Metalasia
  Metalasia is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.Br.
• Metastevia
  Metastevia
  Metastevia is a genus of flowering plants in the daisy family, Asteraceae....
  
   Grashoff
• Mexerion
  Mexerion
  Mexerion is a genus of flowering plants in the daisy family....
  
   G.L.Nesom
• Mexianthus
  Mexianthus
  Mexianthus is a genus of flowering plants in the daisy family, Asteraceae....
  
   B.L.Rob.
• Micractis
  Micractis (plant)
  Micractis is a genus of flowering plants in the daisy family....
  
   DC.
• Microcephala
  Microcephala
  Microcephala is a genus of flowering plants in the daisy family....
  
   Pobed.
• Microglossa
  Microglossa
  Microglossa is a genus of flowering plants in the daisy family....
  
   DC.
• Microgynella
  Microgynella
  Microgynella is a genus of flowering plants in the daisy family....
  
   Grau
• Microliabum
  Microliabum
  Microliabum is a genus of flowering plants in the daisy family....
  
   Cabrera
• Micropus
  Micropus
  Micropus is a genus of flowering plants in the daisy family.-Species:Species include:* Micropus amphibolus* Micropus californicus* Micropus supinus...
  
   L. - cottonseed
• Microseris
  Microseris
  Microseris is a genus of plants in the family Asteraceae, represented on several continents. There are approximately 14 species.Species include:*Microseris acuminata - Sierra foothill silverpuffs*Microseris bigelovii - coastal silverpuffs...
  
   D.Don - silverpuffs, yam daisy
• Microspermum
  Microspermum
  Microspermum is a genus of flowering plants in the daisy family, Asteraceae....
  
   Lag.
• Mikania
  Mikania
  Mikania is a genus of about 450 species in the family of Asteraceae.The name honors the Czech botanist Johann Christian Mikan. Members of the genus are stem twiners and lianas and are common in the neotropical flora. Mikania originates from South America...
  
   Willd. - hempvine
• Mikaniopsis
  Mikaniopsis
  Mikaniopsis is a genus of flowering plant in the Asteraceae family.It contains the following species:* Mikaniopsis maitlandii* Mikaniopsis vitalba...
  
   Milne-Redh.
• Milleria
  Milleria
  Milleria is a genus of flowering plants in the daisy family....
  
   L.
• Millotia
  Millotia
  Millotia is a genus of small annual herbs in the family Asteraceae.There are 10 recognised species, all of which are endemic to Australia:*Millotia greevesii F.Muell...
  
   Cass.
• Minuria
  Minuria
  Minuria is a genus of annuals, perennials and dwarf shrubs in the family Asteraceae. All species are endemic to Australia.Species include:*Minuria annua J.M.Black - Annual Minuria*Minuria chippendalei Lander & Barry...
  
   DC.
• Miricacalia
  Miricacalia
  Miricacalia is a genus of flowering plants in the daisy family....
  
   Kitam.
• Misbrookia
  Misbrookia
  Misbrookia is a genus of flowering plants in the daisy family, Asteraceae....
  
  
• Miyamayomena
  Miyamayomena
  Miyamayomena is a genus of flowering plants in the daisy family, Asteraceae....
  
  
• Mniodes
  Mniodes
  Mniodes is a genus of flowering plants in the daisy family....
  
   (A.Gray) Benth.
• Monactis
  Monactis
  Monactis is a genus of flowering plant in the Asteraceae family.It contains the following species:* Monactis anderssonii* Monactis dubia* Monactis holwayae* Monactis lojaensis* Monactis pallatangensis...
  
   Kunth
• Monoculus
  Monoculus
  Monoculus is a genus of succulent plants in the family Asteraceae, split from the genus Osteospermum by Bertil Nordenstam in 2006. The two recognised species occur in the Western Cape of South Africa, with one species extending into Namibia....
  
  
• Monarrhenus Cass.
• Monenteles
  Monenteles
  Monenteles is a genus of flowering plants in the daisy family....
  
   Labill.
• Monogereion
  Monogereion
  Monogereion is a genus of flowering plants in the daisy family, Asteraceae....
  
   G.M.Barroso & R.M.King
• Monolopia
  Monolopia
  Monolopia is a genus of flowering plants in the daisy family.Species include:*Monolopia congdonii syn. Lembertia congdonii - San Joaquin woollythread*Monolopia gracilens - woodland monolopia*Monolopia lanceolata - common monolopia...
  
   DC
• Monopholis
  Monopholis
  Monopholis is a genus of flowering plants in the daisy family....
  
   S.F.Blake
• Monoptilon
  Monoptilon
  Monoptilon is a small genus of annuals in the aster family that are native to North America.There are two species*Monoptilon bellidiforme Torr. & A. Gray ex A. Gray...
  
   Torr. & A.Gray - desertstar
• Montanoa
  Montanoa
  Montanoa is a genus of flowering plants in the daisy family....
  
   Cerv.
• Moonia
  Moonia
  Moonia is a genus of flowering plants in the daisy family....
  
   Arn.
• Moquinia
  Moquinia
  Moquinia is a genus of flowering plants in the daisy family....
  
   DC.
• Morithamnus
  Morithamnus
  Morithamnus is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King, H.Rob. & G.M.Barroso
• Moscharia
  Moscharia
  Moscharia is a genus of flowering plants in the daisy family....
  
   Ruiz & Pav.
• Msuata
  Msuata
  Msuata is a genus of flowering plants in the daisy family....
  
   O.Hoffm.
• Mulgedium
  Mulgedium
  Mulgedium is a genus of flowering plants in the daisy family....
  
   Cass.
• Munnozia
  Munnozia
  Munnozia is a genus of flowering plant in the Asteraceae family.It contains, inter alia, the following species:* Munnozia asplundii* Munnozia campii* Munnozia canarensis* Munnozia liaboides* Munnozia pinnatipartita...
  
   Ruiz & Pav.
• Munzothamnus
  Munzothamnus
  Munzothamnus is a monotypic genus of flowering plants in the daisy family containing the single species Munzothamnus blairii, which is known by the common name Blair's wirelettuce, or Blair's munzothamnus. It is endemic to San Clemente Island, one of the Channel Islands of California. It grows...
  
   Raven
• Muschleria
  Muschleria
  Muschleria is a genus of flowering plants in the daisy family....
  
   S.Moore
• Mutisia
  Mutisia
  Mutisia is a genus of flowering plant in the Asteraceae family.- Selected species :* Mutisia acerosa Poepp. ex Less. * Mutisia acuminata Ruiz & Pav. * Mutisia alata Hieron. * Mutisia andersonii Sodiro ex Hieron....
  
   L.f.
• Mycelis
  Mycelis
  Mycelis is a genus of flowering plants in the daisy family....
  
   cass.
• Myopordon
  Myopordon
  Myopordon is a genus of flowering plants in the daisy family....
  
   Boiss.
• Myriactis
  Myriactis
  Myriactis is a genus of flowering plants in the daisy family, Asteraceae....
  
   Less.
• Myriocephalus
  Myriocephalus
  Myriocephalus is a genus of flowering plants in the daisy family....
  
   Benth.
• Myripnois
  Myripnois
  Myripnois is a genus of flowering plants in the daisy family....
  
   Bunge
• Myxopappus
  Myxopappus
  Myxopappus is a genus of flowering plants in the daisy family....
  
   Kallersjo

N

• Nabalus
  Nabalus
  Nabalus is a genus of flowering plants in the daisy family....
  
   Cass.
• Nananthea
  Nananthea
  Nananthea is a genus of flowering plants in the daisy family....
  
   DC.
• Nannoglottis
  Nannoglottis
  Nannoglottis is a genus of flowering plants in the daisy family....
  
   Maxim.
• Nanothamnus
  Nanothamnus
  Nanothamnus is a genus of flowering plants in the daisy family....
  
   Thomson
• Nardophyllum
  Nardophyllum
  Nardophyllum is a genus of flowering plants in the daisy family....
  
   (Hook. & Arn.) Hook. & Arn.
• Narvalina
  Narvalina
  Narvalina is a genus of flowering plants in the daisy family....
  
   Cass.
• Nassauvia
  Nassauvia
  Nassauvia is a genus of flowering plants in the aster family, Asteraceae. It is said to be chocolate scented.It consists of 39 species and is native to Argentina, Bolivia, Chile and the Falkland Islands.- Selected species :...
  
   Comm. ex Juss.
• Nauplius
  Nauplius (plant)
  Nauplius is a genus of flowering plants in the daisy family.Species in this genus include:* N. daltonii* N. graveolens* N. imbricatus* N. schultzii* N. smithii...
  
   (Cass.) Cass.
• Neblinaea
  Neblinaea
  Neblinaea is a genus of flowering plants in the daisy family....
  
   Maguire & Wurdack
• Nelsonianthus
  Nelsonianthus
  Nelsonianthus is a genus of flowering plants in the daisy family....
  
   H.Rob. & Brettell
• Nemosenecio
  Nemosenecio
  Nemosenecio is a genus of flowering plants in the daisy family, Asteraceae....
  
   (Kitam.) B.Nord.
• Neocabreria
  Neocabreria
  Neocabreria is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Neocuatrecasia
  Neocuatrecasia
  Neocuatrecasia is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Neohintonia
  Neohintonia
  Neohintonia is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Neojeffreya
  Neojeffreya
  Neojeffreya is a genus of flowering plants in the daisy family....
  
   Cabrera
• Neomirandea
  Neomirandea
  Neomirandea is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Neonesomia
  Neonesomia
  Neonesomia is a genus of flowering plants in the daisy family, Asteraceae....
  
  
• Neopallasia
  Neopallasia
  Neopallasia is a genus of flowering plants in the daisy family....
  
   Poljakov
• Neotysonia
  Neotysonia
  Neotysonia is a genus of flowering plants in the daisy family....
  
   Dalla Torre & Harms
• Nesomia
  Nesomia
  Nesomia is a genus of flowering plants in the daisy family, Asteraceae....
  
  
• Nestlera
  Nestlera
  Nestlera is a genus of flowering plants in the daisy family, Asteraceae....
  
  
• Nestotus
  Nestotus
  Nestotus is a genus of flowering plants in the daisy family, Asteraceae. There are two species....
  
  
• Neurolaena
  Neurolaena
  Neurolaena is a genus of flowering plants in the daisy family....
  
   R.Br.
• Neurolakis
  Neurolakis
  Neurolakis is a genus of flowering plants in the daisy family....
  
   Mattf.
• Nicolasia
  Nicolasia
  Nicolasia is a genus of flowering plants in the daisy family....
  
   S.Moore
• Nicolletia
  Nicolletia
  Nicolletia is a small genus of flowering plants in the sunflower family, Asteraceae.Species include:*Nicolletia edwardsii A.Gray*Nicolletia occidentalis A.Gray - Mojave hole-in-the-sand plant*Nicolletia trifida Rydb....
  
   A.Gray - hole-in-the-sand
• Nidorella
  Nidorella
  Nidorella is a genus of flowering plant in the Asteraceae family. It contains around 15 species, all of which are found in East Africa and Southern Africa.Species include:*Nidorella microcephala*Nidorella nordenstamii*Nidorella resedifolia...
  
   Cass.
• Nikitinia
  Nikitinia
  Nikitinia is a genus of flowering plants in the daisy family....
  
   Iljin
• Nipponanthemum
  Nipponanthemum
  Nipponanthemum is a genus of flowering plants in the daisy family. It includes the species Nipponanthemum nipponicum, knowns as the Nippon Daisy or Montauk Daisy....
  
   (Kitam.) Kitam.
• Nolletia
  Nolletia
  Nolletia is a genus of flowering plants in the daisy family, Asteraceae....
  
   Cass.
• Nothobaccharis
  Nothobaccharis
  Nothobaccharis is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Nothocalais
  Nothocalais
  Nothocalais is a genus of flowering plants in the daisy family. There are four species in total, known generally as false dandelions or false agoseris...
  
   Greene - prairie-dandelion
• Noticastrum
  Noticastrum
  Noticastrum is a genus of flowering plants in the daisy family....
  
   DC.
• Notobasis
  Notobasis
  Notobasis syriaca , syn. Cirsium syriacum, Cnicus syriacus), the sole species in the genus Notobasis, is a thistle-like plant in the family Asteraceae, native to the Mediterranean region and the Middle East, from Madeira, the Canary Islands, Morocco and Portugal east to Egypt, Iran and...
  
   (Cass.) Cass. - Syrian thistle
• Notoptera
  Notoptera (plant)
  Notoptera is a genus of flowering plants in the daisy family....
  
   Urb.
• Notoseris
  Notoseris
  Notoseris is a genus of flowering plants in the daisy family....
  
   C.Shih
• Nouelia
  Nouelia
  Nouelia insignis is a species of flowering plant in the Asteraceae family, and the only species in the genus Nouelia. It is found only in Yunnan and Sichuan provinces, China, where it is threatened by habitat loss....
  
   Franch.
• Novenia
  Novenia
  Novenia is a genus of flowering plants in the daisy family....
  
   Freire

O

• Oaxacania
  Oaxacania
  Oaxacania is a genus of flowering plants in the daisy family, Asteraceae....
  
   B.L.Rob. & Greenm.
• Oblivia
  Oblivia
  Oblivia is a genus of flowering plant in the Asteraceae family. It contains the following species:* Oblivia ceronii H.Rob.* Oblivia mikanioides Strother* Oblivia simplex H.Rob....
  
   Strother
• Ochrocephala
  Ochrocephala
  Ochrocephala is a genus of flowering plants in the daisy family....
  
   Dittrich
• Oclemena
  Oclemena
  Oclemena E.L.Greene, is a small genus of flowering plants from the sunflower family .It is native to northeastern North America, found in wet or dry woodlands, and sometimes in clearings in the woods, or in acid bogs and peat....
  
   - aster (synonym of Aster L.)
• Odixia
  Odixia
  Odixia is a genus of flowering plants in the daisy family....
  
   Orchard
• Odontocline
  Odontocline
  Odontocline is a genus of flowering plants in the daisy family....
  
   B.Nord.
• Odixia
  Odixia
  Odixia is a genus of flowering plants in the daisy family....
  
   Orchard
• Odontocline
  Odontocline
  Odontocline is a genus of flowering plants in the daisy family....
  
   B.Nord.
• Oedera
  Oedera
  Oedera is a genus of flowering plants in the daisy family, Asteraceae....
  
   L.
• Oldenburgia
  Oldenburgia
  Oldenburgia is a genus of flowering plant in the Asteraceae family. It contains two or three species, including the commonly cultivated species Oldenburgia arbuscula, and the endangered Oldenburgia grandis....
  
   Less.
• Olearia
  Olearia
  Olearia is a genus of flowering plants belonging to the family Asteraceae. There are about 130 different species within the genus found mostly in Australia, New Guinea and New Zealand...
  
   Moench - daisy bush
• Olgaea
  Olgaea
  Olgaea is a genus of flowering plants in the daisy family....
  
   Iljin
• Oligactis
  Oligactis
  Oligactis is a genus of flowering plant in the Asteraceae family.It contains the following species:* Oligactis asplundii* Oligactis cusalaguensis* Oligactis ecuadoriensis* Oligactis pichinchensis...
  
   (Kunth) Cass.
• Oliganthes
  Oliganthes
  Oliganthes is a genus of flowering plants in the daisy family....
  
   Cass.
• Oligocarpus
  Oligocarpus
  Oligocarpus Less. is one of eight genera of the Calenduleae, native to Southern Africa. This genus was separated from Osteospermum in 1999 after a phylogenetic study determined the group was distinct from other Osteospermum species....
  
   Less.
• Oligochaeta
  Oligochaeta (plant)
  Oligochaeta is a genus of four species of plants in the daisy family Asteraceae. It can be distinguished from other genera by its pollen, and forms the Rhaponticum group of about 40 species along with Rhaponticum , Acroptilon , Callicephalus , Leuzea , Myopordon , and Ochrocephala....
  
   (DC.) K.Koch
• Oligoneuron
  Oligoneuron
  Oligoneuron is a small genus of flowering plants in the sunflower family .This genus was previously treated as a section in the genus Solidago or belonged to the genus Aster. The genus Oligoneuron is considered phylogenetically a basal or near-basal member of the subtribe Astereae...
  
   Small - goldenrod (?)
• Oligothrix
  Oligothrix
  Oligothrix is a genus of flowering plants in the daisy family, Asteraceae....
  
   DC.
• Olivaea
  Olivaea
  Olivaea is a genus of flowering plants in the daisy family....
  
   Sch.Bip. ex Benth.
• Omalotheca
  Omalotheca
  Omalotheca is a genus of flowering plants in the daisy family....
  
   Cass. - arctic cudweed
• Omphalopappus
  Omphalopappus
  Omphalopappus is a genus of flowering plants in the daisy family....
  
   O.Hoffm.
• Oncosiphon
  Oncosiphon
  Oncosiphon is a genus of flowering plants in the daisy family....
  
   Kallersjo
• Ondetia
  Ondetia
  Ondetia is a genus of flowering plants in the daisy family....
  
   Benth.
• Onopordum
  Onopordum
  Onopordum L. is a genus of about 40 species of thistles belonging to the family Asteraceae, native to Europe , northern Africa, the Canary Islands, the Caucasus, and southwest and central Asia...
  
   L. - Cotton thistle
  Cotton thistle
  Onopordum acanthium , is a flowering plant in the family Asteraceae. It is native to Europe and Western Asia from the Iberian Peninsula east to Kazakhstan, and north to central Scandinavia, and widely naturalised elsewhere...
  
  
• Onoseris
  Onoseris
  Onoseris is a genus of flowering plants in the daisy family....
  
   Willd.
• Oonopsis
  Oonopsis
  Oonopsis is a genus of flowering plants in the daisy family, Asteraceae....
  
   (Nutt.) Greene - false goldenweed
• Oparanthus
  Oparanthus
  Oparanthus is a genus of flowering plant in the Asteraceae family.It contains the following species:* Oparanthus coriaceus* Oparanthus rapensis...
  
   Sherff
• Ophryosporus
  Ophryosporus
  Ophryosporus is a genus of flowering plant in the Asteraceae family. It contains 48 species, most of them from South America.It contains the following species:* O. apricus - Peru* O. bipinnatifidus - Peru* O. densiflorus - Ecuador...
  
   Meyen
• Opisthopappus
  Opisthopappus
  Opisthopappus is a genus of flowering plants in the daisy family....
  
   C.Shih
• Oreochrysum
  Oreochrysum
  Oreochrysum is a genus of flowering plants in the daisy family....
  
   Rydb. - goldenrod
• Oreoleysera
  Oreoleysera
  Oreoleysera is a genus of flowering plants in the daisy family, Asteraceae....
  
   Bremer
• Oreostemma
  Oreostemma
  Oreostemma is a genus of flowering plants in the daisy family, Asteraceae....
  
   - aster (synonym of Aster L.)
• Oritrophium
  Oritrophium
  Oritrophium is a genus of flowering plant in the Asteraceae family.It contains the following species:* Oritrophium llanganatense* Oritrophium ollgaardii* Oritrophium tergoalbum...
  
   (Kunth) Cuatrec.
• Orochaenactis
  Orochaenactis
  Orochaenactis is a monotypic genus of flowering plants in the daisy family containing the single species Orochaenactis thysanocarpha, which is known by the common name California mountain pincushion...
  
   Coville
• Osbertia
  Osbertia
  Osbertia is a genus of flowering plants in the daisy family....
  
   Greene
• Osmadenia
  Osmadenia
  Osmadenia is a monotypic genus of flowering plants in the daisy family containing the single species Osmadenia tenella, which is known by the common name false rosinweed. It is native to the hills and canyons of southern California and Baja California, where it is an uncommon member of the flora in...
  
   Nutt. (?)
• Osmiopsis
  Osmiopsis
  Osmiopsis is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Osmitopsis
  Osmitopsis
  Osmitopsis is a genus of flowering plants in the daisy family....
  
   Cass.
• Osteospermum
  Osteospermum
  Osteospermum is a genus belonging to the Calenduleae, one of the smaller tribes of the sunflower family .Osteospermum used to belong to the genus Dimorphotheca, but only the annual species remain in that genus; the perennials belong to Osteospermum. The genus Osteospermum is also closely related...
  
   L. - daisybush
• Otanthus
  Otanthus
  Otanthus is a genus of flowering plants in the daisy family....
  
   Hoffmanns. & Link
• Oteiza
  Oteiza (genus)
  Oteiza is a genus of flowering plants in the daisy family....
  
   La Llave
• Othonna
  Othonna
  Othonna is a genus of evergreen or deciduous geophytes, dwarf succulents or shrubs belonging to the sunflower family Asteraceae. The genus includes more than 100 species concentrated in the Western Cape of South Africa and southern Namibia. A few species occur in summer rainfall parts of southern...
  
   L.
• Otopappus
  Otopappus
  Otopappus is a genus of flowering plants in the daisy family....
  
   Benth.
• Otospermum
  Otospermum
  Otospermum is a genus of flowering plants in the daisy family....
  
   Willk.
• Outreya
  Outreya
  Outreya is a genus of flowering plants in the daisy family....
  
   Jaub. & Spach
• Oxycarpha
  Oxycarpha
  Oxycarpha is a genus of flowering plants in the daisy family....
  
   S.F.Blake
• Oxylaena
  Oxylaena
  Oxylaena is a genus of flowering plants in the daisy family, Asteraceae....
  
   Benth. ex Anderb.
• Oxylobus
  Oxylobus
  Oxylobus is a genus of flowering plants in the daisy family, Asteraceae....
  
   (Moq. ex DC.) A.Gray
• Oxypappus
  Oxypappus
  Oxypappus is a genus of flowering plants in the daisy family containing only one species, Oxypappus scaber....
  
   Benth.
• Oxyphyllum
  Oxyphyllum
  Oxyphyllum is a genus of flowering plants in the daisy family....
  
   Phil.
• Oyedaea
  Oyedaea
  Oyedaea is a genus of flowering plants in the daisy family....
  
   DC.
• Ozothamnus
  Ozothamnus
  Ozothamnus is a genus of plants found in Australia, New Zealand and New Caledonia.There are 53 species , including the following:*Ozothamnus adnatus - Winged Everlasting*Ozothamnus alpinus - Alpine Everlasting...
  
   R.Br.

P

• Pachylaena
  Pachylaena
  Pachylaena is a genus of flowering plants in the daisy family....
  
   D.Don ex Hook. & Arn.
• Pachystegia Cheeeseman
• Pachythamnus
  Pachythamnus
  Pachythamnus is a genus of flowering plants in the daisy family, Asteraceae....
  
   (R.M.King & H.Rob.) R.M.King & H.Rob.
• Packera
  Packera
  Packera is a genus of about 64 species of plants in the composite family, Asteraceae. Its members were previously included in the genus Senecio , but were divided out based on chromosome numbers, a variety of morphological characters, and molecular phylogeny.-Species:*Packera anonyma W.A. Weber & A...
  
   A.Love & D.Love - (includes some plants formerly Senecio
  Senecio
  Senecio is a genus of the daisy family that includes ragworts and groundsels. The flower heads are normally rayed, completely yellow, and the heads are borne in branched clusters...
  
  )
• Pacourina
  Pacourina
  Pacourina is a genus of flowering plants in the daisy family....
  
   Aubl.
• Palaeocyanus Dostal
• Palafoxia
  Palafoxia
  Palafoxia is a genus of flowering plants from the sunflower family ,This genus is named after José de Palafox y Melzi, Duke of Saragossa , a Spanish captain-general, in the war against the invading armies of Napoleon....
  
   Lag. - palafox
• Paleaepappus
  Paleaepappus
  Paleaepappus is a genus of flowering plants in the daisy family....
  
   Cabrera
• Pallenis
  Pallenis
  Pallenis is a small genus of flowering plants in the sunflower family . The type species is Pallenis spinosa. The name is derived from palea , referring to the chaffy receptacle....
  
   Cass. (synonym of Asteriscus
  Asteriscus (genus)
  Asteriscus is a genus of flowering plants in the family Asteraceae.Species include:*Asteriscus aquaticus Less.*Asteriscus daltonii Walp.*Asteriscus graveolens Less.*Asteriscus hierochunticus Wiklund...
  
  )
• Pamphalea Lag.
• Pappobolus
  Pappobolus
  Pappobolus is a genus of flowering plant in the Asteraceae family. It includes 38 species of shrubs and small trees that occur in the Andes Mountain region of Colombia, Ecuador, and Peru . It is distinguished from closely related genera by its combination of shrubby habit and usually caducous pappus...
  
   S.F.Blake
• Papuacalia
  Papuacalia
  Papuacalia is a genus of flowering plants in the daisy family....
  
   Veldkamp
• Paracalia
  Paracalia
  Paracalia is a genus of flowering plants in the daisy family, Asteraceae....
  
   Cuatrec.
• Paragynoxys
  Paragynoxys
  Paragynoxys is a genus of nine species of flowering plants in the Asteraceae family.It contains the following species:* Paragynoxys regis...
  
   (Cuatrec.) Cuatrec.
• Paraixeris
  Paraixeris
  Paraixeris is a genus of flowering plants in the daisy family....
  
   Nakai
• Paranephelius
  Paranephelius
  Paranephelius is a genus of flowering plants in the daisy family....
  
   Poepp.
• Parantennaria
  Parantennaria
  Parantennaria is a genus of flowering plants in the daisy family....
  
   Beauverd
• Parapiqueria
  Parapiqueria
  Parapiqueria is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Paraprenanthes
  Paraprenanthes
  Paraprenanthes is a genus of flowering plants in the daisy family....
  
   C.C.Chang ex C.Shih
• Parasenecio
  Parasenecio
  Parasenecio is a genus of flowering plants in the daisy family, Asteraceae....
  
    W.W.Sm. & Small - Indian plantain
• Parastrephia
  Parastrephia
  Parastrephia is a genus of flowering plants in the daisy family....
  
   Nutt.
• Parthenice
  Parthenice
  Parthenice is a genus of flowering plants in the daisy family....
  
   A.Gray
• Parthenium
  Parthenium
  Parthenium is a genus of flowering plants in the aster family, Asteraceae. The name is derived from either the Greek word παρθένος , meaning "virgin," or παρθένιον , an ancient name for a plant. Members of the genus are commonly known as feverfew. Notable species include Guayule and P...
  
   L. - feverfew, guayule
  Guayule
  Parthenium argentatum, commonly known as the Guayule , is a flowering shrub in the aster family, Asteraceae, that is native to the southwestern United States and northern Mexico. It can be found in the US states of New Mexico and Texas and the Mexican states of Zacatecas, Coahuila, Chihuahua, San...
  
  
• Pasaccardoa
  Pasaccardoa
  Pasaccardoa is a genus of flowering plants in the daisy family....
  
   Kuntze
• Pascalia
  Pascalia
  Pascalia is a genus of flowering plants in the daisy family....
  
   Ortega (synonym of Wedelia
  Wedelia
  Wedelia is a flowering plant genus in the sunflower family, Asteraceae. They are one of the genera commonly called "creeping-oxeyes". The name of the genus honours German physician Georg Wolfgang Wedel .-Selected species:...
  
  )
• Pechuel-Loeschea
  Pechuel-Loeschea
  Pechuel-loeschea is a genus of flowering plants in the family Asteraceae, and named after the German plant collector and geographer Eduard Pechuël-Loesche....
  
   O.Hoffm.
• Pectis
  Pectis
  Pectis is a genus of plants in the daisy family known generally as cinchweeds in current usage. Older books call them "chinchweeds." Pectis is native to the Americas, including the Caribbean...
  
   L. - cinchweed, fetid marigold
• Pegolettia
  Pegolettia
  Pegolettia is a genus of flowering plants in the daisy family....
  
   Cass.
• Pelucha
  Pelucha
  Pelucha is a genus of flowering plants in the daisy family....
  
   S.Watson
• Pentacalia
  Pentacalia
  Pentacalia is a genus of flowering plant in the Asteraceae family. About 34 members of this genus appear to be located in the South American county Ecuador, where they are threatened by habitat loss...
  
   Cass.
• Pentachaeta
  Pentachaeta
  Pentachaeta is a genus of the Asteraceae family; the entire genus is endemic to California. Of the six species members, at least one, Pentachaeta bellidiflora, is classified as an endangered species. The etymology of the genus name derives from Greek: Penta = five + chaeta = bristle, referring to...
  
   Nutt. - pygmy daisy
• Pentanema
  Pentanema
  Pentanema is a genus of flowering plants in the daisy family....
  
   Cass.
• Pentatrichia
  Pentatrichia
  Pentatrichia is a genus of flowering plant in the Asteraceae family. It includes the following species:* Pentatrichia avasmontana* Pentatrichia petrosa...
  
   Klatt
• Pentzia
  Pentzia
  Pentzia is a genus of flowering plant in the Asteraceae family, comprising around 23 species....
  
   Thunb.
• Perdicium
  Perdicium
  Perdicium is a genus of flowering plants in the daisy family....
  
   L.
• Perezia
  Perezia
  Perezia is a genus of flowering plants in the daisy family, Asteraceae....
  
   Lag.
• Pericallis
  Pericallis
  Pericallis is a small genus of about 14 species of flowering plants in the family Asteraceae, native to the Canary Islands and Madeira. The genus includes herbaceous plants and small subshrubs. In the past, the genus was often included in either Cineraria or Senecio.The Florist's Cineraria is a...
  
   D.Don - includes Florist's Cineraria
  Florist's Cineraria
  The Florist's Cineraria is a flowering plant in the family Asteraceae. It originated as a hybrid between Pericallis cruenta and P. lanata, both natives of the Canary Islands. The hybrid was first developed in the British royal gardens in 1777...
  
  
• Pericome
  Pericome
  Pericome is a small genus of flowering plants in the daisy family. There are two species. Pericome caudata is native to the southwestern United States and northern Mexico, where it is relatively common...
  
   A.Gray
• Peripleura
  Peripleura
  Peripleura is a genus of flowering plants in the daisy family, Asteraceae....
  
   Clifford & Ludlow
• Perityle
  Perityle
  Perityle is a genus of flowering plants in the daisy family . They are known generally as rock daisies. This is a variable genus, with its members sharing few characteristics. They include small herbs to spreading shrubs and most bear yellow or white daisylike flower heads...
  
   Benth. - rock daisy
• Perralderia
  Perralderia
  Perralderia is a genus of flowering plants in the daisy family....
  
   Coss.
• Pertya
  Pertya
  Pertya is a genus of flowering plants in the daisy family....
  
   Sch.Bip.
• Perymeniopsis
  Perymeniopsis
  Perymeniopsis is a genus of flowering plants in the daisy family....
  
   H.Rob.
• Perymenium
  Perymenium
  Perymenium is a genus of flowering plants in the daisy family.Species include:*Perymenium basaseachicanum*Perymenium featherstonei*Perymenium grande*Perymenium gypsophilum*Perymenium hintoniorum*Perymenium sonoranum...
  
   Schrad.
• Petalacte
  Petalacte
  Petalacte is a genus of flowering plants in the daisy family, Asteraceae....
  
   D.Don
• Petasites
  Butterbur
  The plants commonly referred to as Butterbur are found in the daisy family Asteraceae in the genus Petasites. They are mostly quite robust plants with thick, creeping underground rhizomes and large Rhubarb-like leaves during the growing season...
  
   Mill. - butterbur
• Peteravenia
  Peteravenia
  Peteravenia is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Petradoria
  Petradoria
  Petradoria is a monotypic genus of flowering plants in the daisy family containing the single species Petradoria pumila, which is known by the common name rock goldenrod. It is native to the western United States, where it is quite common in many regions, carpeting areas in yellow blooms.-External...
  
   Greene - rock goldenrod
• Petrobium
  Petrobium
  Petrobium is a monotypic genus in the family Asteraceae endemic to the island of Saint Helena in the South Atlantic Ocean. The vernacular name is Whitewood....
  
   R.Br.
• Peucephyllum
  Peucephyllum
  Peucephyllum is a monotypic genus containing the single species Peucephyllum schottii, known commonly as the pygmy cedar or desert fir. This bushy shrub is neither a cedar nor a fir, but is in fact a member of the daisy family. It is leafy and evergreen and the foliage has glands which produce a...
  
   A.Gray
• Peyrousea
  Peyrousea
  Peyrousea is a genus of flowering plants in the daisy family....
  
   DC.
• Phacellothrix
  Phacellothrix
  Phacellothrix is a genus of flowering plants in the daisy family....
  
   F.Muell.
• Phaenocoma
  Phaenocoma
  Phaenocoma is a monotypic genus of flowering plant in the Asteraceae family. The name is derived from the Greek root and , which refer to dry and shiny involucral bracts. It contains the single Fynbos species:* Phaenocoma prolifera...
  
   D.Don
• Phaeostigma
  Phaeostigma
  Phaeostigma is a genus of flowering plants in the daisy family....
  
   Muldashev
• Phagnalon
  Phagnalon
  Phagnalon is a genus of flowering plants in the daisy family, Asteraceae....
  
   Cass.
• Phalacrachena
  Phalacrachena
  Phalacrachena is a genus of flowering plants in the daisy family....
  
   Iljin
• Phalacraea
  Phalacraea
  Phalacraea is a genus of flowering plant in the Asteraceae family. It contains the following species:* Phalacraea ecuadorensis * Phalacraea latifolia...
  
   DC.
• Phalacrocarpum
  Phalacrocarpum
  Phalacrocarpum is a genus of flowering plants in the daisy family....
  
   (DC.) Willk.
• Phalacroseris
  Phalacroseris
  Phalacroseris is a monotypic genus of flowering plants in the daisy family containing the single species Phalacroseris bolanderi, which is known by the common name Bolander's mock dandelion.-Description:...
  
    A.Gray - mock dandelion
• Phaneroglossa
  Phaneroglossa
  Phaneroglossa is a genus of flowering plants in the daisy family, Asteraceae....
  
   B.Nord.
• Phanerostylis
  Phanerostylis
  Phanerostylis is a genus of flowering plants in the daisy family, Asteraceae....
  
   (A.Gray) R.M.King & H.Rob.
• Phania
  Phania
  Phania is a genus of flies in the family Tachinidae.-Species:*P. albisquama *P. curvicauda *P. funesta *P. incrassata Pandellé, 1894*P. speculifrons...
  
   DC.
• Philactis
  Philactis
  Philactis is a genus of flowering plants in the daisy family....
  
   Schrad.
• Philoglossa
  Philoglossa
  Philoglossa is a genus of flowering plants in the daisy family....
  
   DC.
• Philyrophyllum
  Philyrophyllum
  Philyrophyllum is a genus of flowering plants in the daisy family, Asteraceae....
  
   O.Hoffm.
• Phoebanthus
  Phoebanthus
  Phoebanthus is a genus of flowering plants in the family Asteraceae. It includes two species of herbaceous perennials that are both endemic to the U.S. state of Florida...
  
   S.F.Blake - false sunflower
• Phyllocephalum
  Phyllocephalum
  Phyllocephalum is a genus of flowering plants in the daisy family....
  
   Blume
• Phymaspermum
  Phymaspermum
  Phymaspermum is a genus of flowering plants in the daisy family....
  
   Less.
• Picnomon
  Picnomon
  Picnomon is a genus of flowering plants in the daisy family....
  
   Adans.
• Picradeniopsis
  Picradeniopsis
  Picradeniopsis is a genus of flowering plants in the daisy family....
  
   - bahia (synonym of Bahia
  Bahia (plant)
  Bahia is a small genus of about 12 species of perennial flowering plants in the family Asteraceae. The common name is also Bahia. It is named in honor of the spanish botanist Juan Francisco Bahí ....
  
   Lag.)
• Picris
  Picris
  Picris is a genus in the family Asteraceae .Picris species are used as food plants by the larvae of some Lepidoptera species, such as the grass moth Diasemia reticularis. Schinia cardui feeds exclusively on P. hieracioides....
  
   L. - oxtongue
• Picrosia
  Picrosia
  Picrosia is a genus of flowering plants in the daisy family....
  
   D.Don
• Picrothamnus
  Picrothamnus
  Picrothamnus is a genus of flowering plants in the daisy family....
  
   Nutt. - bud sagebrush
• Pilosella Hill
• Pilostemon
  Pilostemon
  Pilostemon is a genus of flowering plants in the daisy family....
  
   Iljin
• Pinaropappus
  Pinaropappus
  Pinaropappus is a genus of flowering plants in the daisy family....
  
    Less. - rock lettuce
• Piora
  Piora
  Piora is a genus of flowering plants in the daisy family....
  
   J.Kost.
• Pippenalia
  Pippenalia
  Pippenalia is a genus of flowering plants in the daisy family....
  
   McVaugh
• Piptocarpha
  Piptocarpha
  Piptocarpha is a genus of flowering plants in the daisy family....
  
   R.Br.- ash daisy
• Piptocoma
  Piptocoma
  Piptocoma is a genus of flowering plants in the daisy family....
  
    Cass. - velvetshrub
• Piptolepis
  Piptolepis
  Piptolepis is a genus of flowering plants in the daisy family....
  
   Sch.Bip.
• Piptothrix
  Piptothrix
  Piptothrix is a genus of flowering plants in the daisy family, Asteraceae....
  
   A.Gray
• Piqueria
  Piqueria
  Piqueria is a genus of flowering plants in the daisy family, Asteraceae....
  
   Cav.
• Piqueriella
  Piqueriella
  Piqueriella is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Piqueriopsis
  Piqueriopsis
  Piqueriopsis is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King
• Pithecoseris
  Pithecoseris
  Pithecoseris is a genus of flowering plants in the daisy family....
  
   Mart. ex DC.
• Pithocarpa
  Pithocarpa
  Pithocarpa is a genus of flowering plants in the daisy family....
  
   Lindl.
• Pittocaulon
  Pittocaulon
  Pittocaulon is a genus of the tribe Senecioneae and the family Asteraceae. Most if not all of its members used to be Senecio.The five species of this genus have been described as "strange shrubs and small trees with broomstick-like branches". All five species are native to the dry parts of...
  
   H.Rob. & Brettell
• Pityopsis
  Pityopsis
  Pityopsis is a genus of flowering plants in the daisy family. Species of Pityopsis are known by the common names silkgrass and golden asters.-Species:Species include:*Pityopsis aspera – Pineland Silkgrass...
  
   Nutt. - silkgrass
• Pladaroxylon
  Pladaroxylon
  Pladaroxylon is a genus of the tribe Senecioneae and the family Asteraceae....
  
   (Endl.) Hook.f.
• Plagiobasis
  Plagiobasis
  Plagiobasis is a genus of flowering plants in the daisy family....
  
   Schrenk
• Plagiocheilus
  Plagiocheilus
  Plagiocheilus is a genus of flowering plant in the Asteraceae family. It is currently classified in tribe Astereae, but has in the past been placed with the Anthemideae. It contains seven species, including Plagiocheilus peduncularis....
  
   Arn. ex DC.
• Plagiolophus
  Plagiolophus
  Plagiolophus is a genus of flowering plants in the daisy family....
  
   Greenm.
• Plagius
  Plagius
  Plagius is a genus of flowering plants in the daisy family....
  
   L'Her. ex DC.
• Planaltoa
  Planaltoa
  Planaltoa is a genus of flowering plants in the daisy family, Asteraceae....
  
   Taub.
• Planea
  Planea
  Planea is a genus of flowering plants in the daisy family, Asteraceae....
  
   P.O.Karis
• Plateilema
  Plateilema
  Plateilema is a genus of flowering plants in the daisy family....
  
   (A.Gray) Cockerell
• Platycarpha
  Platycarpha
  Platycarpha is a genus of flowering plants in the family Asteraceae. Until 2009, it was considered to comprise three species, Platycarpha glomerata, Platycarpha carlinoides, and Platycarpha parvifolia, all from South Africa...
  
   Less.
• Platypodanthera
  Platypodanthera
  Platypodanthera is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Platyschkuhria
  Platyschkuhria
  Platyschkuhria is a genus of flowering plants in the daisy family....
  
   (A.Gray) Rydb. - basin daisy
• Plazia
  Plazia
  Plazia is a genus of flowering plants in the daisy family....
  
   Ruiz & Pav.
• Plecostachys
  Plecostachys
  Plecostachys is a genus of flowering plants in the daisy family, Asteraceae....
  
   Hilliard & B.L.Burtt
• Plectocephalus
  Plectocephalus
  Plectocephalus is a genus of flowering plants in the daisy family.-Selected species:P. abyssinicus Boiss.P. americanus D.DonP. cyanoides Boiss.P. varians C.Jeffrey ex Cuf....
  
   D.Don
• Pleiotaxis
  Pleiotaxis
  Pleiotaxis is a genus of flowering plants in the daisy family....
  
   Steetz
• Pleurocarpaea
  Pleurocarpaea
  Pleurocarpaea is a genus of flowering plants in the daisy family.See Dunlop, C.R. . The genus Pleurocrpaea Benth. . Journal of the Adelaide Botanic Gardens 14 : 93-98....
  
   Benth.
• Pleurocoronis
  Pleurocoronis
  Pleurocoronis is a genus of three species of shrubs or subshrubs native to the western United States and northwestern Mexico. It is in the tribe Eupatorieae of the aster family.- Species :...
  
    Pleurocarpaea Benth.
• Pleuropappus
  Pleuropappus
  Pleuropappus is a genus of flowering plants in the daisy family....
  
   F.Muell.
• Pleurophyllum
  Pleurophyllum
  Pleurophyllum is a genus of flowering plants in the daisy family, Asteraceae. It contains three species and is native to the subantarctic islands of New Zealand and Australia .-Species:* Pleurophyllum criniferum Hook.f.* Pleurophyllum hookeri Buch.* Pleurophyllum speciosum Hook.f....
  
   Hook.f.
• Pluchea
  Pluchea
  Pluchea is a genus of flowering plant in the Asteraceae family. Members of this genus might be known as camphorweeds, plucheas, or less uniquely "fleabanes". Some are called sourbushes. There are at least 40 species in the genus. They are native to tropical and warm temperate areas...
  
   Cass. - camphorweed, fleabane
• Plummera
  Plummera
  Plummera is a genus of flowering plants in the daisy family....
  
   A.Gray
• Podachaenium
  Podachaenium
  Podachaenium is a genus of flowering plants in the daisy family....
  
   Benth. ex Oerst.
• Podanthus
  Podanthus
  Podanthus is a genus of flowering plants in the daisy family....
  
   Lag.
• Podocoma
  Podocoma
  Podocoma is a genus of flowering plants in the daisy family, Asteraceae....
  
   Cass.
• Podolepis
  Podolepis
  Podolepis is a genus of the botanical family Asteraceae . It is endemic to Australia and can be found in every state.-Species:According to the , 23 species are currently recognised :...
  
   Labill.
• Podotheca
  Podotheca
  Podotheca is a genus of flowering plants in the family Asteraceae. All species are endemic to Western Australia, except for Podotheca angustifolia which occurs across the south of Australia.Species include:...
  
   Cass.
• Poecilolepis
  Poecilolepis
  Poecilolepis is a genus of flowering plants in the daisy family....
  
   Grau
• Pogonolepis
  Pogonolepis
  Pogonolepis is a genus of flowering plants in the daisy family....
  
   Steetz
• Pojarkovia
  Pojarkovia
  Pojarkovia is a genus of flowering plants in the daisy family, Asteraceae....
  
   Askerova
• Pollalesta
  Pollalesta
  Pollalesta is a genus of flowering plants in the daisy family....
  
   Kunth
• Polyachyrus
  Polyachyrus
  Polyachyrus is a genus of flowering plants in the daisy family....
  
   Lag.
• Polyanthina
  Polyanthina
  Polyanthina is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Polyarrhena
  Polyarrhena
  Polyarrhena is a genus of flowering plants in the daisy family, Asteraceae....
  
   Cass.
• Polycalymma
  Polycalymma
  Polycalymma is a genus of flowering plants in the daisy family....
  
   F.Muell. & Sond.
• Polychrysum (Tzvelev) Kovalevsk.
• Polymnia
  Polymnia (genus)
  Polymnia is a genus of flowering plants in the daisy family....
  
   L.
• Porophyllum
  Porophyllum
  Porophyllum is a genus of flowering plants in the daisy family known commonly as the poreleaf genus. Poreleaf plants are subshrubs native to the Americas. As their name suggests, their leaves often have large glands that produce aromatic oils and give the plants a strong scent...
  
   Adans. - poreleaf
• Porphyrostemma
  Porphyrostemma
  Porphyrostemma is a genus of flowering plants in the daisy family....
  
   Benth. ex Oliv.
• Praxeliopsis
  Praxeliopsis
  Praxeliopsis is a genus of flowering plants in the daisy family, Asteraceae....
  
   G.M.Barroso
• Praxelis
  Praxelis
  Praxelis is a genus of flowering plants in the daisy family, Asteraceae....
  
   Cass.
• Prenanthella
  Prenanthella
  Prenanthella is a monotypic genus of flowering plants in the daisy family containing the single species Prenanthella exigua, which is known by the common name brightwhite. It is native to the southwestern United States from California to Texas and it is known as far north as Idaho. Its habitat...
  
   Rydb.
• Prenanthes
  Prenanthes
  Prenanthes is a genus of plants in the family Asteraceae, often referred to as Rattlesnake root. It consists of about 25 to 30 species, native to North America, Asia, and Africa. Most species have flowers that nod and lobed leaves. The genus, as defined this way, may be polyphyletic.The flowers...
  
   L. - rattlesnakeroot
• Printzia
  Printzia
  Printzia is a genus of flowering plants in the daisy family, Asteraceae....
  
   Cass.
• Prionopsis Nutt.
• Prolobus
  Prolobus
  Prolobus is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Prolongoa
  Prolongoa
  Prolongoa is a genus of flowering plants in the daisy family....
  
   Boiss.
• Proteopsis
  Proteopsis
  Proteopsis is a genus of flowering plants in the daisy family....
  
   Mart. & Zucc. ex Sch.Bip.
• Proustia
  Proustia
  Proustia is a genus of flowering plants in the daisy family....
  
   Lag.
• Psacaliopsis
  Psacaliopsis
  Psacaliopsis is a genus of flowering plants in the daisy family....
  
   H.Rob. & Brettell
• Psacalium
  Psacalium
  Psacalium is a genus of flowering plants in the daisy family, Asteraceae....
  
   Cass. - Indianbush
• Psathyrotes
  Psathyrotes
  Psathyrotes is a genus of annual and perennial forbs and low subshrubs native to dry areas of southwestern North America. Common names include turtleback, brittlestem, and fanleaf....
  
   A.Gray - turtleback, i.e. turtleback (plant)
• Pseudelephantopus
  Pseudelephantopus
  Pseudelephantopus is a genus of flowering plants in the daisy family....
  
   Rohr - dog's-tongue (synonym of Elephantopus
  Elephantopus
  Elephantopus is a genus of at least twelve species of perennials in the daisy family. Several species are native to the southeastern United States, and at least one is native to India and the Himalayas.- Uses :...
  
   L.)
• Pseudobaccharis
  Pseudobaccharis
  Pseudobaccharis is a genus of flowering plants in the daisy family....
  
   Cabrera
• Pseudobahia
  Pseudobahia
  Pseudobahia is a genus of flowering plants in the daisy family. There are three species, all native, endemic, and limited to California. Two species are rare...
  
    (A.Gray) Rydb. - sunburst
• Pseudoblepharispermum
  Pseudoblepharispermum
  Pseudoblepharispermum is a genus of flowering plants in the daisy family....
  
   J.-P.Lebrun & Stork
• Pseudobrickellia
  Pseudobrickellia
  Pseudobrickellia is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Pseudocadiscus
  Pseudocadiscus
  Pseudocadiscus is a genus of flowering plants in the daisy family....
  
   Lisowski
• Pseudoclappia
  Pseudoclappia
  Pseudoclappia is a genus of flowering plants in the daisy family. There are two species in the genus, Pseudoclappia arenaria and Pseudoclappia watsonii ....
  
   Rydb. - false clapdaisy
• Pseudognaphalium
  Pseudognaphalium
  Pseudognaphalium is a genus of flowering plants in the Asteraceae family. Members of the genus are commonly known as cudweeds.Classification of a number of species is disputed between Pseudognaphalium and the related genus Gnaphalium....
  
   Kirp. - false cudweed, cudweed
• Pseudogynoxys
  Pseudogynoxys
  Pseudogynoxys is a genus of flowering plant in the Asteraceae family.It contains the following species:* Pseudogynoxys benthamii Cabrera* Pseudogynoxys chenopodioides Cabrera** Senecio chenopodioides Kunth...
  
   (Greenm.) Cabrera
• Pseudohandelia
  Pseudohandelia
  Pseudohandelia is a genus of flowering plants in the daisy family....
  
   Tzvelev
• Pseudokyrsteniopsis
  Pseudokyrsteniopsis
  Pseudokyrsteniopsis is a genus of flowering plants in the daisy family....
  
   R.M.King & H.Rob.
• Pseudonoseris
  Pseudonoseris
  Pseudonoseris is a genus of flowering plants in the daisy family....
  
   H.Rob. & Brettell
• Pseudostifftia
  Pseudostifftia
  Pseudostifftia is a genus of flowering plants in the daisy family....
  
   H.Rob.
• Psiadia
  Psiadia
  Psiadia is a genus of flowering plant in the Asteraceae family.It contains the following species:* Psiadia anchusifolia* Psiadia argentea* Psiadia boivinii* Psiadia callocepahala* Psiadia cataractae* Psiadia dentata...
  
   Jacq.
• Psiadiella
  Psiadiella
  Psiadiella is a genus of flowering plants in the daisy family....
  
   Humbert
• Psilactis
  Psilactis
  Psilactis is a genus of flowering plants in the daisy family, Asteraceae....
  
   A.Gray - tansyaster
• Psilocarphus
  Psilocarphus
  Psilocarphus is a genus of flowering plants in the daisy family. They are known commonly as woolly marbles or woollyheads. They are native to the Americas, especially western North America.There are about 5 species:...
  
   Nutt. - woollyheads
• Psilostrophe
  Psilostrophe
  Psilostrophe is a genus of flowering plants in the family Asteraceae.Species include:*Psilostrophe bakeri Greene - native to Colorado and Idaho*Psilostrophe cooperi Greene - native to southwestern United States and northern Mexico...
  
   DC - paperflower
• Psychrogeton
  Psychrogeton
  Psychrogeton is a genus of plants in the Asteraceae tribe, Astereae.It is native to Iran, Central Asia, and Anatolia....
  
   Boiss.
• Psychrophyton
  Psychrophyton
  Psychrophyton is a genus of flowering plants in the daisy family....
  
   Beauverd
• Pterachenia (Benth.) Lipsch.
• Pterocaulon
  Pterocaulon
  Pterocaulon is a genus of flowering plant in the Asteraceae family.It contains the following species:* Pterocaulon sphacelatum...
  
   Elliott - blackroot
• Pterocaulon
  Pterocaulon
  Pterocaulon is a genus of flowering plant in the Asteraceae family.It contains the following species:* Pterocaulon sphacelatum...
  
   Elliott
• Pterocypsela
  Pterocypsela
  Pterocypsela is a genus of flowering plants in the daisy family....
  
   C.Shih
• Pteronia
  Pteronia
  Pteronia is a genus of flowering plant in the Asteraceae family.It contains the following species:*Pteronia acuminata*Pteronia acuta*Pteronia adenocarpa*Pteronia ambrariifolia*Pteronia anisata*Pteronia aspalatha...
  
   L.
• Pterothrix
  Pterothrix
  Pterothrix is a genus of flowering plants in the daisy family, Asteraceae....
  
   DC.
• Pterygopappus
  Pterygopappus
  Pterygopappus is a genus of flowering plants in the daisy family....
  
   Hook.f.
• Ptilostemon
  Ptilostemon
  Ptilostemon is a genus of the botanical family Asteraceae....
  
   Cass.
• Pulicaria
  Pulicaria
  Pulicaria is a genus of flowering plant in the Asteraceae family.It contains over one hundred species, including:* Pulicaria aromatica* Pulicaria dioscorides* Pulicaria diversifolia* Pulicaria dysenterica* Pulicaria elegans...
  
   Gaertn. - false fleabane
• Pycnocephalum
  Pycnocephalum
  Pycnocephalum is a genus of flowering plants in the daisy family....
  
   (Less.) DC.
• Pyrrhopappus
  Pyrrhopappus
  Pyrrhopappus is a genus of flowering plants in the daisy family....
  
   DC - desert chicory
• Pyrrocoma
  Pyrrocoma
  Pyrrocoma is a small genus of plants in the daisy family. These wildflowers are sometimes known as goldenweeds. They were previously considered members of genus Haplopappus and were separated out into their own genus. Pyrrocoma are perennial plants with reddish stems and yellow daisylike flowers...
  
   Hook - goldenweed
• Pycnosorus
  Pycnosorus
  Pycnosorus is a genus of daisies. They are native to Australia where they grow in wetter conditions everywhere from sea level to the alps. The genus is found in every state of Australia, except Western Australia. The leaves form rosettes and are usually linear. They range in colour from white...
  
   - billy buttons

Q

• Quelchia
  Quelchia
  Quelchia is a genus of flowering plants in the daisy family....
  
   N.E.Br.
• Quinetia
  Quinetia
  Quinetia is a genus of flowering plants in the daisy family....
  
   Cass.
• Quinqueremulus
  Quinqueremulus
  Quinqueremulus is a genus of flowering plants in the daisy family....
  
   Paul G.Wilson

R

• Radlkoferotoma
  Radlkoferotoma
  Radlkoferotoma is a genus of flowering plants in the daisy family, Asteraceae....
  
   Kuntze
• Rafinesquia
  Rafinesquia
  Rafinesquia, commonly known as Plumeseed, is a genus of flowering plants in the family Asteraceae which are native to the west of the United States and Mexico....
  
   Nutt. - California chicory
• Raillardella
  Raillardella
  Raillardella is a genus of flowering plants in the daisy family. The genus is native to the western United States of Oregon, California, and Nevada.There are three species:*Raillardella argentea - silky raillardella...
  
   - silvermat (?)
• Raillardiopsis
  Raillardiopsis
  Raillardiopsis is a genus of flowering plants in the daisy family. They are native to California. Some botanists treat the two species in this genus as members of other genera, making this genus obsolete....
  
   Rydb.
• Rainiera
  Rainiera
  Rainiera is a genus of flowering plants in the daisy family, Asteraceae....
  
   Greene
• Raoulia
  Raoulia
  Raoulia is a genus of flowering alpine plants in the daisy family that exhibit very fine and dense growths. These compact growths form large amorphous cushion-like masses with only the growing tips visible. Due to their shape and form, the plant clusters resembles sheep from afar, this giving them...
  
   Hook.f. ex Raoul - Vegetable Sheep, Mat Daisy
• Raouliopsis
  Raouliopsis
  Raouliopsis is a genus of flowering plants in the daisy family....
  
   S.F.Blake
• Rastrophyllum
  Rastrophyllum
  Rastrophyllum is a genus of flowering plants in the daisy family....
  
   Wild & G.V.Pope
• Ratibida
  Ratibida
  Ratibida is a genus of flowering plants in the daisy family, Asteraceae. Members of the genus are commonly known as Prairie Coneflowers.-Selected species:* Ratibida columnifera Wooton & Standl. – Upright Prairie Coneflower...
  
   Raf. - prairie coneflower
• Raulinoreitzia
  Raulinoreitzia
  Raulinoreitzia is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Rayjacksonia
  Rayjacksonia
  Rayjacksonia is a genus of flowering plants in the daisy family, Asteraceae....
  
   - tansyaster (?)
• Reichardia
  Reichardia (plant)
  Reichardia is a genus of flowering plants in the daisy family. In Crete, Greece the leaves and tender shoots of a variety of Reichardia picroides called are eaten raw, boiled, cooked in steam or browned with olive oil by the locals.-Species:...
  
   Roth. - brighteyes
• Relhania
  Relhania
  Relhania is a genus of flowering plants in the daisy family, Asteraceae....
  
   L'Her.
• Remya
  Remya (genus)
  Remya is a genus of flowering plants in the daisy family, Asteraceae. Species include:*Remya kauaiensis*Remya mauiensis*Remya montgomeryi...
  
   W.F.Hillebr. ex Benth.
• Rennera
  Rennera
  Rennera is a genus of flowering plants in the daisy family....
  
   Merxm.
• Rensonia
  Rensonia
  Rensonia is a genus of flowering plants in the daisy family....
  
   S.F.Blake
• Revealia
  Revealia
  Revealia is a genus of flowering plants in the daisy family, Asteraceae....
  
   R.M.King & H.Rob.
• Rhagadiolus
  Rhagadiolus
  Rhagadiolus is a genus of flowering plants in the daisy family.Species include:*Rhagadiolus stellatus-External links:*...
  
   Scop.
• Rhamphogyne
  Rhamphogyne
  Rhamphogyne is a genus of flowering plants in the daisy family, Asteraceae. It belongs to the tribe of typical daisies , and therein is placed in the subtribe Lagenophorinae by those that recognize it...
  
   S.Moore
• Rhanteriopsis
  Rhanteriopsis
  Rhanteriopsis is a genus of flowering plants in the daisy family....
  
   Rauschert
• Rhanterium
  Rhanterium
  Rhanteriumis a genus of flowering plants in the daisy family.-Species:Species include:* Rhanterium epapposum* Rhanterium suaveolens Desfontaines...
  
   Desf.
• Rhodanthe
  Rhodanthe
  Rhodanthe is a genus of flowering plants within the daisy family Asteraceae, endemic to Australia.The name Rhodanthe is derived from Greek rhodon, rose and anthos, flower....
  
   Lindl. - sunray
• Rhodogeron
  Rhodogeron
  Rhodogeron is a genus of flowering plants in the daisy family....
  
   Griseb.
• Rhynchopsidium
  Rhynchopsidium
  Rhynchopsidium is a genus of flowering plants in the daisy family, Asteraceae....
  
  
• Rhynchospermum
  Rhynchospermum
  Rhynchospermum is a monotypic genus of flowering plants within the daisy family, Asteraceae. It contains the single species Rhynchospermum verticillatum. The genus previously included more species, but they have since been reclassified in the Apocynaceae under the generic name Trachelospermum. Some...
  
   Reinw.
• Rhysolepis
  Rhysolepis
  Rhysolepis is a genus of flowering plants in the daisy family....
  
   S.F.Blake
• Richteria
  Richteria
  Richteria is a genus of flowering plants in the daisy family....
  
   Kar. & Kir.
• Riencourtia
  Riencourtia
  Riencourtia is a genus of flowering plants in the daisy family....
  
   Cass.
• Rigiopappus
  Rigiopappus
  Rigiopappus is a monotypic genus whose only species is Rigiopappus leptocladus. It is a flowering plant in the daisy family sometimes known as wireweed. It is an annual plant sending up slender stems terminating in small daisylike yellow flowers. It is native to the western United States. It is...
  
   A. Gray
• Robinsonia
  Robinsonia
  Robinsonia is a genus of moth in the family Arctiidae. It usually lives on clothes.-References:*...
  
   DC.
• Rochonia
  Rochonia
  Rochonia is a genus of flowering plants in the daisy family....
  
   DC.
• Rojasianthe
  Rojasianthe
  Rojasianthe is a genus of flowering plants in the daisy family....
  
   Standl. & Steyerm
• Rolandra
  Rolandra
  Rolandra is a genus of flowering plants in the daisy family....
  
   Rottb. - yerba de plata
• Roldana
  Roldana
  Roldana also known as groundsel is a genus of large herbs or subshrubs from the tribe Senecioneae and the family Asteraceae. Most if not all of its members used to be Senecio. There are approximately 50 species which are native to Southwest United States, Mexico and Central America and...
  
   La Llave - groundsel
• Rosenia
  Rosenia
  Rosenia is a genus of flowering plants in the daisy family, Asteraceae....
  
   Thunb.
• Rothmaleria
  Rothmaleria
  Rothmaleria is a genus of flowering plants in the daisy family....
  
   Font Quer
• Rudbeckia
  Rudbeckia
  Rudbeckia is a plant genus of 23 species in the family Asteraceae. The species are commonly called coneflowers and black-eyed-susans; all are native to North America and many species are cultivated in gardens for their showy yellow or gold flower heads.The species are herbaceous, mostly perennial...
  
   L. - coneflower
  Coneflower
  Coneflower is a common name of at least four genera of flowering plants in the family Asteraceae:*Dracopis*Echinacea*Rudbeckia*Ratibida...
  
  
• Rugelia
  Rugelia
  Rugelia is a genus of flowering plants in the daisy family, Asteraceae....
  
   Shuttlew. ex Chapm. - Rugel's Indian plantain
• Ruilopezia
  Ruilopezia
  Ruilopezia is a genus of flowering plants in the daisy family....
  
   Cuatrec.
• Rumfordia
  Rumfordia
  Rumfordia is a genus of flowering plants in the daisy family....
  
   DC.
• Russowia
  Russowia
  Russowia is a genus of flowering plants in the daisy family....
  
   C.Winkl.
• Rutidosis
  Rutidosis
  Rutidosis is a genus of annual and perennial herbs in the family Asteraceae. The genus is endemic to Australia.Species include:*Rutidosis acutiglumis Philipson*Rutidosis glandulosa A.E.Holland...
  
   DC.