| Collector | Ollgaard, B. |
| Number | 57637 |
| Collected with | Korning, J. & Thomsen, K. & Illum, T. |
| Country | Ecuador |
| Subpart | CARCHI |
| County | |
| Locality | San Marcos de los Coaiqueres and surrounding perhumid forest on trail Chical - Tobar Donoso. |
| Coordinates | 1° 6' N 78° 16' W |
| Minimum elevation (m) | 800 |
| Maximum elevation (m) | 800 |
| Start date | 1985/02/08 |
| End date | 1985/02/08 |
| Family | Orchidaceae |
| Identification | Pleurothallis ruscifolia (Jacq.)R. Br. |
| Determined by | Christenson, E.A., 2000. |
| Identification qualifier | |
| Field notes | Epiphyte. Flowers yellow. |