| Collector | Holm-Nielsen, L. B. |
| Number | 18632 |
| Collected with | |
| Country | Ecuador |
| Subpart | PICHINCHA |
| County | |
| Locality | Road Chillogallo - Chiriboga. Western slope with outcropping rocks and montane forest. |
| Coordinates | 0° 19' S 78° 38' W |
| Minimum elevation (m) | 3000 |
| Maximum elevation (m) | 3000 |
| Start date | 1979/07/14 |
| End date | 1979/07/14 |
| Family | Orchidaceae |
| Identification | Pleurothallis macra Lindl. |
| Determined by | C. Luer, 1989 |
| Identification qualifier | |
| Field notes | Flowers dirty yellow. Sepals with brown veins. Petals brown, the central parts with lighter margin. |