Platystele is a genus of orchids, comprising about 95 species. Most of these have small flowers, some of the smallest in the family. The genus is widespread across Mexico, Central America, the West Indies, and South America as far south as Bolivia, but infrequent in Brazil. Luer, C. A. 1990. Icones Pleurothallidinarum–VII. Systematics of Platystele (Orchidaceae). Monographs in systematic botany from the Missouri Botanical Garden 38: 1–135.
Warmingia is a genus of orchids belonging to the subfamily Epidendroideae within the family Orchidaceae. It has four species, native to South and Central America.
Caluera is a genus of flowering plants in the orchid family, Orchidaceae. It contains three species, all native to South America:
Centroglossa is a genus of flowering plants from the orchid family, Orchidaceae. It contains 5 accepted species, all endemic to Brazil:
- Centroglossa castellensisBrade - Espírito Santo
- Centroglossa greeniana(Rchb.f.) Cogn. in C.F.P.von Martius - Rio de Janeiro, São Paulo
- Centroglossa macrocerasBarb.Rodr.
- Centroglossa nunes-limaePorto & Brade - Minas Gerais, Espírito Santo
- Centroglossa tripollinica(Barb.Rodr.) Barb.Rodr.
Chytroglossa is a genus of flowering plants from the orchid family, Orchidaceae. It contains three recognized species, all endemic to southeastern Brazil.
Constantia is a genus of flowering plants from the orchid family, Orchidaceae. It contains 6 known species, all endemic to Brazil:
- Constantia australis(Cogn.) Porto & Brade - Santa Catarina
- Constantia cipoensisPorto & Brade - Minas Gerais
- Constantia cristinaeF.E.L.Miranda - Minas Gerais
- Constantia gutfreundianaChiron & V.P.Castro - Minas Gerais
- Constantia microscopicaF.E.L.Miranda - Minas Gerais
- Constantia rupestrisBarb.Rodr. - Rio de Janeiro
Discyphus is a genus of flowering plants from the orchid family, Orchidaceae. It is the only genus in the subtribe Discyphinae of the tribe Cranichideae. It contains only one currently recognized species, Discyphus scopulariae, with two accepted varieties:
Warrea is a genus of flowering plants from the orchid family, Orchidaceae. It has three known species, all native to Latin America.
Triphora is a genus of flowering plants from the orchid family, Orchidaceae. It is native to South America, Central America, southern Mexico, the West Indies and eastern North America as far north as Ontario. Noddingcaps is a common name for plants in this genus.
- Triphora amazonicaSchltr. - Florida, Caribbean, south to Brazil
- Triphora carnosula(Rchb.f.) Schltr. - Brazil
- Triphora craigheadiiLuer - Florida
- Triphora debilis(Schltr.) Schltr. - southern Mexico, Costa Rica, Guatemala, Panama
- Triphora duckeiSchltr. - Brazil
- Triphora foldatsiiCarnevali - Venezuela
- Triphora gentianoides(Sw.) Nutt. ex Ames & Schltr. - Florida, Southern Mexico, Costa Rica, Veenzuela, Colombia, Ecuador, Bahamas, Greater Antilles
- Triphora hassleriana(Cogn. ex Chodat & Hassl.) Schltr. - from Mexico to Argentina
- Triphora heringeriPabst - Brazil
- Triphora miserrima(Cogn.) Acuña - Cuba, Hispaniola
- Triphora nitida(Schltr.) Schltr. - Costa Rica
- Triphora pusilla(Rchb.f. & Warm.) Schltr. - Brazil
- Triphora ravenii(L.O.Williams) Garay - Costa Rica, Panama
- Triphora santamariensisPortalet - Brazil
- Triphora surinamensis(Lindl. ex Benth.) Britton - West Indies south to Brazil
- Triphora trianthophoros(Sw.) Rydb. Ontario, Eastern United States, much of Mexico
- Triphora unifloraA.W.C.Ferreira, Baptista & Pansarin - Brazil
- Triphora wagneriSchltr. - from Mexico to Ecuador
- Triphora yucatanensisAmes - Florida and the Yucatán Peninsula
Thysanoglossa is a genus of flowering plants from the orchid family, Orchidaceae. It contains three known species, all endemic to southeastern Brazil.
Pelexia is a genus of flowering plants from the orchid family, Orchidaceae. It has about 60-70 accepted species, native to Latin America, the West Indies and Florida.
Plectrophora is a genus of flowering plants from the orchid family, Orchidaceae. It is native to Central and South America.
Polyotidium is a monotypic genus of flowering plants from the orchid family, Orchidaceae. The sole species is Polyotidium huebneri, native to Colombia, Venezuela and Brazil.
Psilochilus is a genus of flowering plants from the orchid family, Orchidaceae. It is native to South America, Central America, Mexico and the West Indies.
- Psilochilus carinatusGaray - Colombia
- Psilochilus dusenianusKraenzl. ex Garay & Dunst. - Venezuela, Brazil
- Psilochilus macrophyllus(Lindl.) Ames - widespread from central Mexico and the West indies south to Peru
- Psilochilus maderoi(Schltr.) Schltr. - Colombia
- Psilochilus modestusBarb.Rodr. - Venezuela, Brazil
- Psilochilus mollisGaray - Ecuador
- Psilochilus physurifolius(Rchb.f.) Løjtnant - Venezuela, Guyana
- Psilochilus vallecaucanusKolan. & Szlach. - Colombia
Pteroglossa is a genus of flowering plants from the orchid family, Orchidaceae. It is native to South America, Central America, and Mexico.
- Pteroglossa euphlebia(Rchb.f.) Garay - Rio de Janeiro
- Pteroglossa glazioviana(Cogn.) Garay - Brazil, Paraguay
- Pteroglossa hilariana(Cogn.) Garay - Brazil
- Pteroglossa lurida(M.N.Correa) Garay - Brazil, Paraguay, Argentina
- Pteroglossa luteolaGaray - Argentina
- Pteroglossa macrantha(Rchb.f.) Schltr. - Brazil, Paraguay, Venezuela
- Pteroglossa magnificaSzlach. - Paraguay
- Pteroglossa regia(Kraenzl.) Schltr. - Argentina
- Pteroglossa rhombipetalaGaray - Paraguay, Argentina
- Pteroglossa roseoalba(Rchb.f.) Salazar & M.W.Chase - widespread from Oaxaca to Argentina
Pygmaeorchis is a genus of flowering plants from the orchid family, Orchidaceae. It contains two known species, both endemic to Brazil:
Rauhiella is a genus of flowering plants from the orchid family, Orchidaceae.
Sacoila is a genus of flowering plants from the orchid family, Orchidaceae, native to the Western Hemisphere. It occurs in Mexico, Central America, South America, the West Indies and Florida.
Sanderella is a genus of flowering plants from the orchid family, Orchidaceae, native to South America. Two species are recognized at present :
Solenidium is a genus of flowering plants from the orchid family, Orchidaceae. It has three known species, all native to South America.
