Rondeletia (plant)
Encyclopedia
Rondeletia is a genus
Genus
In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

 of flowering plant
Flowering plant
The flowering plants , also known as Angiospermae or Magnoliophyta, are the most diverse group of land plants. Angiosperms are seed-producing plants like the gymnosperms and can be distinguished from the gymnosperms by a series of synapomorphies...

s in the family
Family (biology)
In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...

 Rubiaceae
Rubiaceae
The Rubiaceae is a family of flowering plants, variously called the coffee family, madder family, or bedstraw family. The group contains many commonly known plants, including the economically important coffee , quinine , and gambier , and the horticulturally valuable madder , west indian jasmine ,...

. It is endemic to the neotropics. There are around 160 species.

Rondeletia odorata
Rondeletia odorata
Rondeletia odorata is originally from and Cuba. It is an evergreen shrub, 6 to 10 feet tall, opposite sessile, ovate to oblong leaves with wavy margins, 2 inches long...

is widely grown
Gardening
Gardening is the practice of growing and cultivating plants. Ornamental plants are normally grown for their flowers, foliage, or overall appearance; useful plants are grown for consumption , for their dyes, or for medicinal or cosmetic use...

 as an ornamental
Ornamental plant
Ornamental plants are plants that are grown for decorative purposes in gardens and landscape design projects, as house plants, for cut flowers and specimen display...

. Several other species are also known in cultivation.

Rondeletia was named
Botanical name
A botanical name is a formal scientific name conforming to the International Code of Botanical Nomenclature and, if it concerns a plant cultigen, the additional cultivar and/or Group epithets must conform to the International Code of Nomenclature for Cultivated Plants...

 in 1753 by Linnaeus in his book, Species Plantarum
Species Plantarum
Species Plantarum was first published in 1753, as a two-volume work by Carl Linnaeus. Its prime importance is perhaps that it is the primary starting point of plant nomenclature as it exists today. This means that the first names to be considered validly published in botany are those that appear...

. This genus name commemorates the French
French people
The French are a nation that share a common French culture and speak the French language as a mother tongue. Historically, the French population are descended from peoples of Celtic, Latin and Germanic origin, and are today a mixture of several ethnic groups...

 physician
Physician
A physician is a health care provider who practices the profession of medicine, which is concerned with promoting, maintaining or restoring human health through the study, diagnosis, and treatment of disease, injury and other physical and mental impairments...

 Guillaume Rondelet
Guillaume Rondelet
Guillaume Rondelet , known also as Rondeletus , was Regus Professor of medicine at the University of Montpellier in southern France and Chancellor of the University between 1556 and his death in 1566. He achieved renown as an anatomist and a naturalist with a particular interest in botany and zoology...

 (1507-1566).

The type species
Type species
In biological nomenclature, a type species is both a concept and a practical system which is used in the classification and nomenclature of animals and plants. The value of a "type species" lies in the fact that it makes clear what is meant by a particular genus name. A type species is the species...

 for Rondeletia is Rondeletia americana. It is little known and rarely collected
Plant collecting
Plant collecting involves procuring live or dried plant specimens, for the purposes of research, cultivation or as a hobby.-Collection of live specimens:...

.

The circumscription
Circumscription (taxonomy)
In taxonomy, circumscription is the definition of the limits of a taxonomic group of organisms. One goal of taxonomy is to achieve a stable circumscription for every taxonomic group. Achieving stability can be simple or difficult....

 of Rondeletia has varied greatly from one author to another. Rogiera
Rogiera
Rogiera is a genus of flowering plants in the family Rubiaceae. It has 15 species. Rogiera amoena, Rogiera cordata, and Rogiera gratissima are cultivated as ornamentals. The type species for the genus is Rogiera amoena....

, Arachnothryx
Arachnothryx
Arachnothryx is a genus of flowering plants in the Rubiaceae family. It contains about 105 species. It is found from Mexico to Peru and in Trinidad.-Taxonomy:Arachnothryx was named by Jules Émile Planchon in 1849...

, and a few others have been included in Rondeletia by some authors, but molecular phylogenetic studies
Research
Research can be defined as the scientific search for knowledge, or as any systematic investigation, to establish novel facts, solve new or existing problems, prove new ideas, or develop new theories, usually using a scientific method...

 have shown that they are closer to Guettarda
Guettarda
Guettarda is a plant genus in the family Rubiaceae. Most of these plants are known by the common name Velvetseed. Estimates of the number of species range from about 50 to 162. Most of the species are neotropical. Twenty are found in New Caledonia and one reaches Australia...

than to Rondeletia, and they are now recognized as separate genera. Even with these segregates
Segregate (taxonomy)
In taxonomy, a segregate, or a segregate taxon is created when a taxon is split off, from another taxon. This other taxon will be better known, usually bigger, and will continue to exist, even after the segregate taxon has been split off...

 removed, Rondeletia remains polyphyletic and will be substantially revised after further phylogenetic study.

Species

  • Rondeletia americana  
  • Rondeletia gracilis
  • Rondeletia odorata
    Rondeletia odorata
    Rondeletia odorata is originally from and Cuba. It is an evergreen shrub, 6 to 10 feet tall, opposite sessile, ovate to oblong leaves with wavy margins, 2 inches long...

  • Rondeletia roezlii
  • Rondeletia stipularis

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