| Collector | Holm-Nielsen, L. B. |
| Number | 3606 |
| Collected with | Jeppesen, S. & Lojtnant, B. & Ollgaard, B. |
| Country | Ecuador |
| Subpart | ZAMORA-CHINCHIPE |
| County | |
| Locality | Road Loja - Zamora, km 17. Roadsides and steep slopes with montane forest. |
| Coordinates | 3° 59' S 79° 8' W |
| Minimum elevation (m) | 2400 |
| Maximum elevation (m) | 2400 |
| Start date | 1973/04/16 |
| End date | 1973/04/16 |
| Family | Orchidaceae |
| Identification | Oncidium trifurcatum Lindl. |
| Determined by | |
| Identification qualifier | |
| Field notes | Terrestrial. Flowers shining brown.The upper sepal yellowish along the edge. The two lateral petals yellowish with a few tranversal stribes. The callus of the lip yellow. Growing sunexposed. The inflores- cence app. 1.5 m long, more or less winding. The rhizome app. 0.5 m long. |