| Collector | Brandbyge, J. |
| Number | 33829 |
| Collected with | Asanza, E. & Werling, L. & Leth-Nissen, S. |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Río Cuyabeno. Periodically flooded primary forest opposite the outlet of the Río Tarapuia. |
| Coordinates | 0° 6' S 76° 10' W |
| Minimum elevation (m) | 300 |
| Maximum elevation (m) | 300 |
| Start date | 1981/08/20 |
| End date | 1981/08/20 |
| Family | Bombacaceae |
| Identification | Matisia alchornaefolia Triana & Planch. |
| Determined by | W. S. Alverson, 1987 |
| Identification qualifier | |
| Field notes | Small treelet 1.7 m. Flower buds yellowish green. |