| Scientific Name | Authority | Status |
|---|---|---|
| Coppensia orthostates | (Ridl.) Campacci | synonym |
| Oncidium orthostates | Ridl. | synonym |
| Ampliglossum orthostates | (Ridl.) Campacci | synonym |
| Oncidium pirarense | Rchb.f. | synonym |
| Coppensia pirarensis | (Rchb.f.) Campacci | synonym |
| Gomesa pirarensis | (Rchb.f.) M.W.Chase & N.H.Williams | synonym |
| Ampliglossum pirarense | (Rchb.f.) Campacci | synonym |
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