| Collector | Holm-Nielsen, L. B. |
| Number | 17762 |
| Collected with | Jaramillo, J. & Vries, T. de |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Cerro Sumaco, loma 315 deg. of summit. Montane forest. |
| Coordinates | 0° 34' S 77° 43' W |
| Minimum elevation (m) | 3100 |
| Maximum elevation (m) | 3300 |
| Start date | 1979/05/03 |
| End date | 1979/05/03 |
| Family | Orchidaceae |
| Identification | Epidendrum sumacoense Hágsater & Dodson |
| Determined by | Hágsater |
| Identification qualifier | |
| Field notes | Terrestrial. Smell strong and unpleasant. Sepals outside reddish tinged, blackish spotted. Other floral parts whitish. |