Oncidiinae Genera
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The Oncidiinae is a
subtribe Subtribe is a taxonomic category ranking which is below the rank of tribe and above genus. The standard suffix for a subtribe is -ina (in animals) or -inae (in plants). The first use of this word dates back to the late 19th century. An example of ...
within the
Orchidaceae Orchids are plants that belong to the family (biology), family Orchidaceae (), a diverse and widespread group of flowering plants with blooms that are often colourful and fragrant. Orchids are cosmopolitan distribution, cosmopolitan plants that ...
that consists of a number of genera that are closely related. This subtribe consists of about 70 genera with over 1000 species, with ''
Oncidium ''Oncidium'', abbreviated as Onc. in the horticultural trade, is a genus that, , contains about 340 species of orchids from the subtribe Oncidiinae of the orchid family Orchidaceae. It is distributed across tropical and subtropical America from ...
'' as its largest genus. These genera consist of a single floral type based on the angle of the attachment of the
lip The lips are a horizontal pair of soft appendages attached to the jaws and are the most visible part of the mouth of many animals, including humans. Mammal lips are soft, movable and serve to facilitate the ingestion of food (e.g. sucklin ...
to the
column A column or pillar in architecture and structural engineering is a structural element that transmits, through compression, the weight of the structure above to other structural elements below. In other words, a column is a compression member ...
, reflecting
pollinator A pollinator is an animal that moves pollen from the male anther of a flower to the female carpel, stigma of a flower. This helps to bring about fertilization of the ovules in the flower by the male gametes from the pollen grains. Insects are ...
preferences. This has however led to several unreliable results and
polyphyletic A polyphyletic group is an assemblage that includes organisms with mixed evolutionary origin but does not include their most recent common ancestor. The term is often applied to groups that share similar features known as Homoplasy, homoplasies ...
taxa within ''
Oncidium ''Oncidium'', abbreviated as Onc. in the horticultural trade, is a genus that, , contains about 340 species of orchids from the subtribe Oncidiinae of the orchid family Orchidaceae. It is distributed across tropical and subtropical America from ...
''. These were transferred to ''
Gomesa ''Gomesa'' is a genus of flowering plants from the orchid family, Orchidaceae. It contains about 80–100 species, all native to South America. The genus is abbreviated as ''Gom''.Nohawilliamsia'', has been described for ''Oncidium orthostates'' Most species have well-developed
pseudobulb In botany, a pseudobulb is a storage organ found in many epiphytic and terrestrial sympodial orchids. It is derived from a thickening of the part of a stem between leaf nodes and may be composed of just one internode or several, termed ''heter ...
s and conduplicate leaves. It is possible to form hybrids in some instances between multiple genera within the Oncidiinae. These hybrids are often colloquially referred to as "intergenerics."


Genera

Genera recognized in Chase et al.'s 2015 classification of Orchidaceae: * ''
Aspasia Aspasia (; ; after 428 BC) was a ''metic'' woman in Classical Athens. Born in Miletus, she moved to Athens and began a relationship with the statesman Pericles, with whom she had a son named Pericles the Younger. According to the traditional h ...
'' * ''
Brassia ''Brassia'' is a genus of orchids classified in the subtribe Oncidiinae. It is native to Mexico, Central America, the West Indies, and northern South America, with one species (''B. caudata'') extending into Florida. The genus was named after ...
'' * '' Caluera'' * '' Capanemia'' * '' Caucaea'' * '' Centroglossa'' * '' Chytroglossa'' * '' Cischweinfia'' * '' Comparettia'' * '' Cuitlauzina'' * '' Cypholoron'' * ''
Cyrtochiloides ''Cyrtochiloides'', a genus of orchids described in 2001 by Norris H. Williams and Mark W. Chase, is designed to provide a small group of Neotropical epiphytes, previously included under a broad concept of Oncidium Sw., with a new, more accurate ...
'' * '' Cyrtochilum'' * '' Dunstervillea'' * '' Eloyella'' * '' Erycina'' * '' Fernandezia'' * ''
Gomesa ''Gomesa'' is a genus of flowering plants from the orchid family, Orchidaceae. It contains about 80–100 species, all native to South America. The genus is abbreviated as ''Gom''.Grandiphyllum'' * '' Hintonella'' * '' Hofmeisterella'' * '' Ionopsis'' * '' Leochilus'' * '' Lockhartia'' * '' Macradenia'' * '' Macroclinium'' * ''
Miltonia ''Miltonia'', abbreviated Milt. in the horticultural trade, is an orchid genus comprising twelve epiphyte species and eight natural hybrids. The miltonias are exclusively inhabitants of Brazil, except for one species whose range extends from Braz ...
'' * '' Miltoniopsis'' * '' Notylia'' * '' Notyliopsis'' * '' Oliveriana'' * ''
Oncidium ''Oncidium'', abbreviated as Onc. in the horticultural trade, is a genus that, , contains about 340 species of orchids from the subtribe Oncidiinae of the orchid family Orchidaceae. It is distributed across tropical and subtropical America from ...
'' * '' Ornithocephalus'' * '' Otoglossum'' * '' Phymatidium'' * '' Platyrhiza'' * '' Plectrophora'' * '' Polyotidium'' * '' Psychopsiella'' (sometimes included in ''Psychopsis'') * ''
Psychopsis ''Psychopsis'' is a genus of four known species of orchids native to northern South America, Central America and Trinidad. The genus name is abbreviated ''Pyp.'' in the horticultural trade. Description ''Psychopsis'' are epiphytic orchids with ...
'' * '' Pterostemma'' * '' Quekettia'' * '' Rauhiella'' * '' Rhynchostele'' * '' Rodriguezia'' * '' Rossioglossum'' * '' Sanderella'' * ''
Saundersia ''Saundersia'' is a genus of epiphytic orchids endemic to Brazil Brazil, officially the Federative Republic of Brazil, is the largest country in South America. It is the world's List of countries and dependencies by area, fifth-largest coun ...
'' * '' Schunkea'' * '' Seegeriella'' * '' Solenidium'' * '' Suarezia'' * '' Sutrina'' * ''
Systeloglossum ''Systeloglossum'' is a genus of flowering plants from the orchid family, Orchidaceae. It contains 5 known species, all native to southeastern Central America and northwestern South America.Atwood Jr., J.T. & D.E. Mora-Retana. 1999. Family #39 Or ...
'' * '' Telipogon'' * '' Thysanoglossa'' * '' Tolumnia'' * ''
Trichocentrum ''Trichocentrum'', often abbreviated Trctm in horticulture, is a genus in the orchid family, Orchidaceae. Dancinglady orchid is a common name for plants in this genus. It was described by Stephan Ladislaus Endlicher and Eduard Friedrich Poeppig ...
'' * '' Trichoceros'' * '' Trichopilia'' * '' Trizeuxis'' * '' Vitekorchis'' * '' Warmingia'' * '' Zelenkoa'' * '' Zygostates'' In synonymy: * '' Ada'' = ''
Brassia ''Brassia'' is a genus of orchids classified in the subtribe Oncidiinae. It is native to Mexico, Central America, the West Indies, and northern South America, with one species (''B. caudata'') extending into Florida. The genus was named after ...
'' * '' Odontoglossum'' = ''
Oncidium ''Oncidium'', abbreviated as Onc. in the horticultural trade, is a genus that, , contains about 340 species of orchids from the subtribe Oncidiinae of the orchid family Orchidaceae. It is distributed across tropical and subtropical America from ...
''


References

* Mark W. Chase - ''A Reappraisal of the Oncidioid Orchids'' ; Systematic Botany, Vol. 11, No. 3 (Jul. - Sep., 1986), pp. 477–491


External links


Details of the Oncidium Alliance


Orchid subtribes Taxa named by George Bentham {{Cymbidieae-stub