| Collector | Brandbyge, J. |
| Number | 32723 |
| Collected with | Asanza, E. |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Río Wai si ayá, a northern tributary to Río Aguarico. A small path going in the direction E-SE. The path situated about 6 km upriver from San Pablo. Inundated primary forest dominated by palms. |
| Coordinates | 0° 15' S 76° 21' W |
| Minimum elevation (m) | 300 |
| Maximum elevation (m) | 300 |
| Start date | 1980/08/10 |
| End date | 1980/08/10 |
| Family | Fabaceae |
| Identification | Zygia longifolia (H. & B. ex Willd.)Britton & Rose. |
| Determined by | Neill, D. (MO), 1997. |
| Identification qualifier | |
| Field notes | Tree 8-10 m, growing on temperary inundated site near Rio Aguarico. Stamens: lower part white, upper part violet. |