| Collector | Madsen, E. B. |
| Number | 84385 |
| Collected with | Madsen, J. E. |
| Country | Ecuador |
| Subpart | GUAYAS |
| County | |
| Locality | Isla Puná. Between Puná Nueva and Zapote. Open savanna dominated by leguminous trees, grazed by cattle and goats. |
| Coordinates | 2° 43' S 79° 55' W |
| Minimum elevation (m) | 0 |
| Maximum elevation (m) | 10 |
| Start date | 1988/11/11 |
| End date | 1988/11/11 |
| Family | Fabaceae |
| Identification | Acacia macracantha Humb.& Bonpl. ex Willd. |
| Determined by | |
| Identification qualifier | |
| Field notes | Tree, ca. 5 m. Not common in this vegetation. Flowers yellow. Pods dark brown. Local name: guarango. Wood collection in AAU. |