| Scientific Name | Authority | Status |
|---|---|---|
| Zygosepalum | (Rchb.f.) Rchb.f. | accepted |
| Zygosepalum tatei | (Ames & C.Schweinf.) Garay & Dunst. | accepted |
| Zygosepalum labiosum | (Rich.) C.Schweinf. | accepted |
| Zygosepalum angustilabium | (C.Schweinf.) Garay | accepted |
| Zygosepalum labiosum ssp. lindeniae | (Rolfe) Meneguzzo | accepted |
| Zygosepalum labiosum ssp. labiosum | accepted | |
| Zygosepalum labiosum ssp. ballii | (Rolfe) Meneguzzo | synonym |
| Zygosepalum labiosum ssp. marginatum | (Garay) Meneguzzo | synonym |
| Zygosepalum fimbriatum | (Linden & Rchb.f.) Garay | synonym |
| Zygosepalum revolutum | Garay & G.A.Romero | synonym |
| Zygosepalum lindeniae | (Rolfe) Garay & Dunst. | synonym |
| Zygosepalum rostratum | (Hook.) Rchb.f. | synonym |
| Zygosepalum kegelii | (Rchb.f.) Rchb.f. | synonym |
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