What is "epistephium"

Epistephium is a genus of flowering plants from the orchid family, Orchidaceae. It is native to South America, with a few species in Belize and Trinidad.

1. Epistephium amabile Schltr.
2. Epistephium amplexicaule Poepp. & Endl.
3. Epistephium brevicristatum R.E.Schult.
4. Epistephium duckei Huber
5. Epistephium elatum Kunth in F.W.H.von Humboldt, A.J.A.Bonpland & C.S.Kunth
6. Epistephium ellipticum R.O.Williams & Summerh.
7. Epistephium frederici-augusti Rchb.f. & Warsz.
8. Epistephium hernandii Garay
9. Epistephium lamprophyllum Schltr.
10. Epistephium laxiflorum Barb.Rodr.
11. Epistephium lobulosum Garay
12. Epistephium lucidum Cogn. in C.F.P.von Martius
13. Epistephium matogrossense Hoehne
14. Epistephium parviflorum Lindl.
15. Epistephium portellianum Barb.Rodr.
16. Epistephium praestans Hoehne
17. Epistephium sclerophyllum Lindl.
18. Epistephium sessiliflorum Lindl.
19. Epistephium speciosum Barb.Rodr.
20. Epistephium subrepens Hoehne
21. Epistephium williamsii Hook.f.