| Collector | Brandbyge, J. |
| Number | 33634 |
| Collected with | Asanza, E. & Werling, L. & Leth-Nissen, S. |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Río Cuyabeno. Collections made from the canoe along the riverside. From 2 hours upstream from the outlet in Río Aguarico to Puerto Bolívar. |
| Coordinates | 0° 6' S 76° 0' W |
| Minimum elevation (m) | 300 |
| Maximum elevation (m) | 300 |
| Start date | 1981/08/17 |
| End date | 1981/08/17 |
| Family | Fabaceae |
| Identification | Zygia longifolia (H. & B. ex Willd.)Britton & Rose. |
| Determined by | Lewis, G.P. (K), 1995. |
| Identification qualifier | |
| Field notes | Tree 10 m. Flowers with violet stamens. |