| Collector | Ollgaard, B. |
| Number | 39197 |
| Collected with | Luteyn, J. L. & Mori, S. A. & Larsen, B. B. & Boom, B. & Jensen, A. R. |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Añangu. Rain forest on well drained hilly ground in the Parque Nacional Yasuní. Collections in the area of the SEF project. Soil temperature 24-25° C. |
| Coordinates | 0° 31' S 76° 23' W |
| Minimum elevation (m) | 260 |
| Maximum elevation (m) | 350 |
| Start date | 1982/05/30 |
| End date | 1982/06/21 |
| Family | Apocynaceae |
| Identification | Lacmellea |
| Determined by | A. J. M. Leeuwenberg, 1983 |
| Identification qualifier | |
| Field notes | Tree, spiny, ca 8 m tall and 0.2 m d.b.h. Sap white, sticky. Fruits yellow. "Chicles del Sylvestre". |