| Collector | Holm-Nielsen, L. B. |
| Number | 20213 |
| Collected with | Jaramillo, J. & Coello, F. |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Río Aguarico. Island midway between Zancudo and Lagarto Cocha. Rain forest and Cecropia forest. |
| Coordinates | 0° 37' S 75° 22' W |
| Minimum elevation (m) | 290 |
| Maximum elevation (m) | 290 |
| Start date | 1979/08/30 |
| End date | 1979/08/30 |
| Family | Gesneriaceae |
| Identification | Drymonia serrulata (Jacq.)Mart. |
| Determined by | L. E. Skog |
| Identification qualifier | |
| Field notes | Climbing. Sepals light green, reddish tinged, with red dents. Petals white, with weakly red veins. |