| Collector | Holm-Nielsen, L. B. |
| Number | 25058 |
| Collected with | Brandbyge, J. |
| Country | Ecuador |
| Subpart | PICHINCHA |
| County | |
| Locality | Volcán Atacazo, W slope, 13 km from San Juan. Ravine with shrub forest. |
| Coordinates | 0° 20' S 78° 37' W |
| Minimum elevation (m) | 2800 |
| Maximum elevation (m) | 2800 |
| Start date | 1980/08/20 |
| End date | 1980/08/20 |
| Family | Orchidaceae |
| Identification | Pachyphyllum pastii Rchb. f. |
| Determined by | C.H. Dodson, 1990 (MO) |
| Identification qualifier | |
| Field notes | On steep slopes and as a hanging epiphyte. Sepals and lateral petals light olive-green. Lip white. |