| Collector | Lawesson, J. E. |
| Number | 39462 |
| 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 | Rudgea |
| Determined by | Taylor, C.M. (MO), 1995. |
| Identification qualifier | |
| Field notes | Shrub 2.5 m high. Inflorescence white. Petals white. Collected at linepoint 53 on the Añangu upland forest line. |