Trisetella

{{Short description|Genus of orchids}}

{{Automatic taxobox

| image = Trisetella hoeijeri.jpg

| image_caption = Trisetella hoeijeri

| taxon = Trisetella

| authority = Luer

| synonyms_ref =

| synonyms =

• Triaristella (Rchb.) Brieger ex Luer
• Triaristella Brieger, nom. inval.
• Triaristellina Rauschert

| type_species = Trisetella triaristella

}}

Trisetella is a genus of orchids, native to Central and South America. Twelve of the 23 currently known species are endemic to Ecuador.[http://apps.kew.org/wcsp/namedetail.do?name_id=209033 Kew World Checklist of Selected Plant Families]Pridgeon, A.M., Cribb, P.J., Chase, M.C. & Rasmussen, F.N. (2006). Epidendroideae (Part One). Genera Orchidacearum 4: 1-672. Oxford University Press, New York, Oxford. They bear small flowers with fused sepals and fused petals. The synsepal bears three hair-like tails, which is the namesake of Trisetella ("three little bristles").

Species accepted as of June 2014:

1. Trisetella abbreviata Luer - Ecuador
2. Trisetella andreettae Luer - Ecuador
3. Trisetella cordeliae Luer - Peru
4. Trisetella dalstroemii Luer - Ecuador
5. Trisetella didyma (Luer) Luer - Ecuador
6. Trisetella dressleri (Luer) Luer - Panama
7. Trisetella escobarii Luer - Colombia
8. Trisetella fissidens Luer & Hirtz - Ecuador
9. Trisetella gemmata (Rchb.f.) Luer - Colombia
10. Trisetella hirtzii Luer - Ecuador
11. Trisetella hoeijeri Luer & Hirtz - Ecuador
12. Trisetella klingeri Luer - Ecuador
13. Trisetella lasiochila Pupulin - Costa Rica
14. Trisetella nodulifera Luer & Hirtz - Ecuador, Peru
15. Trisetella pantex (Luer) Luer - Ecuador
16. Trisetella regia Königer - Peru
17. Trisetella scobina Luer - Ecuador, Bolivia
18. Trisetella sororia Luer & Andreetta - Ecuador
19. Trisetella strumosa Luer & Andreetta - Ecuador
20. Trisetella tenuissima (C.Schweinf.) Luer - Colombia, Panama
21. Trisetella triaristella (Rchb.f.) Luer - Costa Rica, Panama, Colombia, Ecuador, Bolivia
22. Trisetella triglochin (Rchb.f.) Luer - Costa Rica, Panama, Colombia, Ecuador, Bolivia, Brazil, Venezuela, the Guianas
23. Trisetella vittata (Luer) Luer - Ecuador