| Collector | Holm-Nielsen, L. B. |
| Number | 29889 |
| Collected with | Jaramillo, J. & Coello, F. |
| Country | Ecuador |
| Subpart | SUCUMBIOS |
| County | |
| Locality | SE of El Playón de San Francisco on the slopes of Cerro Mirador. Montane forest. |
| Coordinates | 0° 35' N 77° 38' W |
| Minimum elevation (m) | 3300 |
| Maximum elevation (m) | 3700 |
| Start date | 1980/12/28 |
| End date | 1980/12/28 |
| Family | Orchidaceae |
| Identification | Masdevallia uncinata Rchb. f. |
| Determined by | Luer, C.A. (MO) & Endara, L. (QCA) |
| Identification qualifier | |
| Field notes | Epiphyte. Flowers yellow with dark purple center. |
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