| Collector | Holm-Nielsen, L. B. |
| Number | 25611 |
| Collected with | Jaramillo, J. & Coello, F. & Asanza, E. |
| Country | Ecuador |
| Subpart | ESMERALDAS |
| County | |
| Locality | Río Sapayo, 1 km upstream. Riverside forest. |
| Coordinates | 0° 50' N 78° 56' W |
| Minimum elevation (m) | 120 |
| Maximum elevation (m) | 120 |
| Start date | 1980/09/02 |
| End date | 1980/09/02 |
| Family | Gesneriaceae |
| Identification | Gasteranthus calcaratus (Kunth)Wiehl. |
| Determined by | Kvist, L.P. (AAU), 1996. |
| Identification qualifier | |
| Field notes | 0.8 m. Flowers orange-red, without spots. |
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