| Scientific Name | Authority | Status |
|---|---|---|
| Oncidium dichroneura | Rolfe | synonym |
| Oncidium hemichrysum | (Rchb.f. & Warsz.) Rchb.f. | synonym |
| Oncidium aureum | Lindl. | synonym |
| Siederella aurea | (Lindl.) Szlach., Mytnik, Górniak & Romowicz | synonym |
| Odontoglossum bicolor | Lindl. | synonym |
| Odontoglossum hemichrysum | Rchb.f. & Warsz. | synonym |
| Odontoglossum aureum | (Lindl.) Rchb.f. | synonym |
| Oncidium aureum var. stenochilum | Lindl. | synonym |
| Oncidium festatum | Rchb.f. | synonym |
| Ornithidium bicolor | Lindl. ex Rchb.f. | ambiguous synonym |
| Odontoglossum aureum var. stenochilum | (Lindl.) Garay | synonym |
| Odontoglossum festatum | Rchb.f. | synonym |
| Oncidium bicolor | (Lindl.) Beer | ambiguous synonym |
| Oncidium dichromum | Rolfe | synonym |
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