| Collector | Lawesson, J. E. |
| Number | 39434 |
| 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 79° 23' W |
| Minimum elevation (m) | 260 |
| Maximum elevation (m) | 350 |
| Start date | 1983/04/16 |
| End date | 1983/04/27 |
| Family | Rubiaceae |
| Identification | Psychotria ostreophora (Wernham)C.M. Taylor |
| Determined by | Taylor, C. M. (MO), 2001. |
| Identification qualifier | |
| Field notes | Shrub 1 m high. Bracts pink, with darker veins. Petals white with pale yellow tips. |