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Bottlebrush (Callistemon) is a genus
Genus

A genus is a low-level taxonomic rank used in the classification of living and fossil organisms. The taxonomic ranks are domain , kingdom , phylum, class , order , family , genus, and species....
 with 34 species of shrub
Shrub

A shrub or bush is a horticulture rather than strictly Botany category of woody plant, distinguished from a tree by its multiple stems and lower height, usually less than 5-6 m tall....
s in the family Myrtaceae
Myrtaceae

The Myrtaceae or Myrtle family are a family of dicotyledon plants, placed within the order Myrtales. Myrtus, clove, guava, feijoa, allspice, and eucalyptus belong here....
. The majority of Callistemon species are endemic
Endemic (ecology)

Endemism is the ecological state of being unique to a particular geographic location, such as a specific island, Habitat type, nation, or other defined zone....
 to Australia
Australia

Australia, officially the Commonwealth of Australia, is a country in the southern hemisphere comprising the Australia of the world's smallest continent, the major island of Tasmania, and numerous list of islands of Australia in the Indian Ocean and Pacific Oceans....
; four species are also found in New Caledonia
New Caledonia

New Caledonia , is a "sui generis collectivity" of France located in the subregion of Melanesia in the Oceania. It comprises a main island , the Loyalty Islands, and several smaller islands....
. They are commonly referred to as bottlebrushes because of their cylindrical, brush like flowers resembling a traditional bottle
Bottle

A bottle is a container with a neck that is narrower than the body and a "mouth." Bottles are often made of glass, clay, plastic or other impervious materials, and typically used to store liquids such as water, milk, soft drinks, beer, wine, cooking oil, medicine, shampoo, ink and chemicals....
 brush
Brush

The term brush refers to devices with bristles, wire or other filaments, used for cleaning, Personal grooming hair, cosmetics making painting, deburring and other kinds of surface finishing, and for many other purposes....
. They are found in the more temperate
Temperate

In geography, temperate or tepid latitudes of the globe lie between the tropics and the polar circles. The changes in these regions between summer and winter are generally mild, rather than extreme hot or cold....
 regions of Australia, mostly along the east coast and south-west, and typically favour moist conditions so when planted in gardens thrive on regular watering.






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Bottlebrush (Callistemon) is a genus
Genus

A genus is a low-level taxonomic rank used in the classification of living and fossil organisms. The taxonomic ranks are domain , kingdom , phylum, class , order , family , genus, and species....
 with 34 species of shrub
Shrub

A shrub or bush is a horticulture rather than strictly Botany category of woody plant, distinguished from a tree by its multiple stems and lower height, usually less than 5-6 m tall....
s in the family Myrtaceae
Myrtaceae

The Myrtaceae or Myrtle family are a family of dicotyledon plants, placed within the order Myrtales. Myrtus, clove, guava, feijoa, allspice, and eucalyptus belong here....
. The majority of Callistemon species are endemic
Endemic (ecology)

Endemism is the ecological state of being unique to a particular geographic location, such as a specific island, Habitat type, nation, or other defined zone....
 to Australia
Australia

Australia, officially the Commonwealth of Australia, is a country in the southern hemisphere comprising the Australia of the world's smallest continent, the major island of Tasmania, and numerous list of islands of Australia in the Indian Ocean and Pacific Oceans....
; four species are also found in New Caledonia
New Caledonia

New Caledonia , is a "sui generis collectivity" of France located in the subregion of Melanesia in the Oceania. It comprises a main island , the Loyalty Islands, and several smaller islands....
. They are commonly referred to as bottlebrushes because of their cylindrical, brush like flowers resembling a traditional bottle
Bottle

A bottle is a container with a neck that is narrower than the body and a "mouth." Bottles are often made of glass, clay, plastic or other impervious materials, and typically used to store liquids such as water, milk, soft drinks, beer, wine, cooking oil, medicine, shampoo, ink and chemicals....
 brush
Brush

The term brush refers to devices with bristles, wire or other filaments, used for cleaning, Personal grooming hair, cosmetics making painting, deburring and other kinds of surface finishing, and for many other purposes....
. They are found in the more temperate
Temperate

In geography, temperate or tepid latitudes of the globe lie between the tropics and the polar circles. The changes in these regions between summer and winter are generally mild, rather than extreme hot or cold....
 regions of Australia, mostly along the east coast and south-west, and typically favour moist conditions so when planted in gardens thrive on regular watering. However, at least some of the species are drought
Drought

A drought is an extended period of months or years when a region notes a deficiency in its water supply. Generally, this occurs when a region receives consistently below average precipitation ....
-resistant.

Bottlebrush Seeds
Callistemons can be propagated either by cuttings (some species more easily than others), or from the rounded seeds
SEEDS

SEEDS is a voluntary organisation registered under the Societies Act of India.SEEDS was formed in 1994 as an informal group of students and pedagogues of the School of Planning and Architecture, New Delhi, whose common interests brought them together and made them carry human habitat environment related exercises beyond set academic target...
. Flowering is normally in Spring
Spring (season)

Spring is one of the four temperate seasons. Spring marks the transition from winter into summer....
 and early Summer
Summer

Summer generally refers to the warmest and most humid season between spring and autumn, from the summer solstice to the autumnal equinox. In the Northern Hemisphere, this falls from the June solstice to the September equinox, while in the Southern Hemisphere it falls from the December solstice to the March equinox....
 (October-December), but conditions may cause flowering at other times of the year. The obvious parts of the flower
Flower

A flower, sometimes known as a bloom or blossom, is the reproduction structure found in flowering plants . The biological function of a flower is to mediate the union of male sperm with female ovum in order to produce seeds....
 masses are stamen
Stamen

The stamen is the male organ of a flower. Each stamen generally has a stalk called the filament , and, on top of the filament, an anther , and pollen sacs, called sporangium....
s, with the pollen
Pollen

Pollen is a fine to coarse powder consisting of Gametophyte , which produce the male gametes of spermatophyta. A hard coat covering the pollen grain protects the sperm cells during the process of their movement between the stamens of the flower to the pistil of the next flower....
 at the tip of the filament; the petal
Petal

A petal is one member or part of the Corolla of a flower. The corolla is the name for all of the petals of a flower; the inner perianth whorl, term used when this is not the same in appearance as the outermost whorl and is used to attract pollinators based on its advertising coloration....
s are inconspicuous (see picture). Flower heads vary in colour with species; most are red, but some are yellow, green, orange or white. Each flower head produces a profusion of triple-celled seed capsules around a stem (see picture) which remain on the plant with the seeds enclosed until stimulated to open when the plant dies or fire
Wildfire

A wildfire is any uncontrolled, non-structure fire that occurs in the wilderness, wildland, or The Bush. Synonyms such as wildland fire, forest fire, brush fire, vegetation fire, grass fire, Peat#Fires, bushfire , and hill fire are commonly used....
 causes the release of the seeds. (A few species release the seeds annually.)

They are relatively slow growing though in time the larger species can grow up to 15 metres. Some are ground-hugging, and grow to only 0.5 metre. The leaves are linear
Leaf shape

In botany, the following terms are used to describe the shape of plant leaf:* Acicular : Slender and pointed, needle-like* Acuminate : Tapering to a long point...
 to lanceolate
Leaf shape

In botany, the following terms are used to describe the shape of plant leaf:* Acicular : Slender and pointed, needle-like* Acuminate : Tapering to a long point...
 and are not shed in the winter. The spiked ends can cause skin scratches when brushed past.

They have been grown in Europe since a specimen of Callistemon citrinus was introduced to Kew Gardens in London by Joseph Banks
Joseph Banks

Sir Joseph Banks, 1st Baronet, Order of the Bath, President of the Royal Society was an England Natural history, Botany and patron of the natural sciences....
 in 1789.

In Australia, Callistemon species are sometimes used as food plants by the larva
Larva

A larva is a young form of animal with indirect developmental biology, going through or undergoing metamorphosis .The larva can look completely different from the adult form, for example, a caterpillar differs from a butterfly....
e of hepialid
Hepialidae

The Hepialidae is a Scientific classification of insects in the lepidopteran Scientific classification. Moths of this family are often referred to as swift moths or ghost moths....
 moth
Moth

A moth is an insect closely related to the butterfly, both being of the Order Lepidoptera. The differences between butterflies and moths are more than just taxonomy....
s of the genus Aenetus
Aenetus

Aenetus is a genus of moths of the family Hepialidae. There are 24 described species found in Indonesia, New Guinea, New Caledonia, Australia and New Zealand....
 including A. ligniveren. These burrow horizontally into the trunk then vertically down.

Callistemon was recently placed into the genus Melaleuca
Melaleuca

Melaleuca is a genus of plants in the myrtle family Myrtaceae. There are well over 200 recognized species, most of which are endemic to Australia....
.

Species

C Viminalis3
*Callistemon acuminatus Cheel
  • Callistemon brachyandrus Lindl.
  • Callistemon chisholmii Cheel
  • Callistemon citrinus
    Callistemon citrinus

    Callistemon citrinus, also known as Crimson Bottlebrush is a shrub in the family Myrtaceae. It is native to the states of Queensland, New South Wales and Victoria in Australia, occurring in the vicinity of rocky streams and near-coastal swamps....
     (Curtis) Skeels - Crimson Bottlebrush
  • Callistemon coccineus F.Muell.
  • Callistemon comboynensis
    Callistemon comboynensis

    Callistemon comboynensis, also known as Cliff Bottlebrush, is a shrub in the family Myrtaceae. It is native to the states of Queensland and New South Wales in Australia....
     Cheel
  • Callistemon flavovirens (Cheel) Cheel
  • Callistemon formosus S.T.Blake
  • Callistemon forresterae Molyneux
  • Callistemon genofluvialis Molyneux
  • Callistemon glaucus (Bonpl.) Sweet
  • Callistemon kenmorrisonii Molyneux
  • Callistemon linearifolius (Link) DC.
  • Callistemon linearis Sweet
  • Callistemon montanus C.T.White ex S.T.Blake
  • Callistemon nervosus Lindl.
  • Callistemon nyallingensis Molyneux
  • Callistemon pachyphyllus Cheel
  • Callistemon pallidus
    Callistemon pallidus

    Callistemon pallidus, also known as Lemon Bottlebrush, is a shrub in the family Myrtaceae. It is native to the states of Queensland, New South Wales, Victoria and Tasmania in Australia....
     (Bonpl.) DC.
  • Callistemon pauciflorus R.D.Spencer & Lumley
  • Callistemon pearsonii R.D.Spencer & Lumley
  • Callistemon phoeniceus Lindl.
  • Callistemon pinifolius (Wendl.) Sweet
  • Callistemon pityoides F.Muell.
  • Callistemon polandii F.M.Bailey
  • Callistemon pungens Lumley & R.D.Spencer
  • Callistemon recurvus R.D.Spencer & Lumley
  • Callistemon rigidus R.Br.
  • Callistemon rugulosus
    Callistemon rugulosus

    Callistemon rugulosus, also known as Scarlet Bottlebrush is a shrub in the family Myrtaceae. It is native to the states of South Australia and Victoria in Australia....
     (Schltdl. ex Link) DC. - Scarlet Bottlebrush
  • Callistemon salignus
    Callistemon salignus

    Callistemon salignus, commonly known as Willow Bottlebrush and White Bottlebrush, is an endemic Australian shrub in the family Myrtaceae....
     (Sm.) Sweet
  • Callistemon shiressii Blakely
  • Callistemon sieberi DC.
  • Callistemon subulatus Cheel
  • Callistemon viminalis
    Callistemon viminalis

    Callistemon viminalis, also known as Weeping Bottlebrush, is a shrub or small tree in the family Myrtaceae. It is native to the states of New South Wales and Queensland in Australia where it often occurs along watercourses....
     (Sol. ex Gaertn.) G.Don - Weeping Bottlebrush
  • Callistemon viridiflorus (Sims) Sweet


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