| Collector | Lawesson, J. E. |
| Number | 39684 |
| Collected with | Laessoe, T. & Jorgensen, P. M. |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Añangu, Río Napo. Tropical rain forest. Terra firme. |
| Coordinates | 0° 31' S 76° 23' W |
| Minimum elevation (m) | 260 |
| Maximum elevation (m) | 260 |
| Start date | 1983/06/30 |
| End date | 1983/06/30 |
| Family | Olacaceae |
| Identification | Minquartia guianensis Aubl. |
| Determined by | Ulloa Ulloa, C. & Jorgensen, P. M. (MO), |
| Identification qualifier | |
| Field notes | Tree 10-20 m. White milky sap. Local name: "Guam Bula". Wood used for house construction. |