| Collector | Gentry, A.H. |
| Number | 39690 |
| Collected with | R.Vasquez, L.Emmons & N.Jaramillo |
| Country | Peru |
| Subpart | Loreto |
| County | |
| Locality | Maynas, Yanamono Tourist camp, Rio Amazonas between Indiana and mouth of Rio Napo. Mature forest on lateritic soil |
| Coordinates | 3° 28' S 72° 50' W |
| Minimum elevation (m) | 130 |
| Maximum elevation (m) | 130 |
| Start date | 1983/01/24 |
| End date | 1983/01/24 |
| Family | Annonaceae |
| Identification | Guatteria revoluta Maas & Westra |
| Determined by | Maas & Westra |
| Identification qualifier | |
| Field notes | Tree 30 m, flower green |
|