| Scientific Name | Authority | Status |
|---|---|---|
| Odontoglossum nebulosum var. amabile | Horta ex L.Linden | synonym |
| Odontoglossum apterum | Lex. | synonym |
| Odontoglossum maxillare | Lindl. | ambiguous synonym |
| Oncidium maxillare | (Lindl.) Beer | synonym |
| Lemboglossum apterum | (Lex.) Halb. | synonym |
| Oncidium rossii | Beer | synonym |
| Odontoglossum nebulosum var. guttatum | Rchb.f. ex Rodigas | synonym |
| Oncidium apterum | (Lex.) Beer | synonym |
| Odontoglossum nebulosum | Lindl. | synonym |
| Amparoa aptera | (Lex.) Archila | synonym |
| Odontoglossum acuminatum | Lindl. | synonym |
| Oncidium anceps | Beer | ambiguous synonym |
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