| Collector | Brandbyge, J. |
| Number | 33973 |
| Collected with | Asanza, E. & Werling, L. & Leth-Nissen, S. |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Lagunas de Cuyabeno. Second lake, situated some 3 km W of the first lake. Primary forest with some periodically flooded parts. |
| Coordinates | 0° 1' S 76° 11' W |
| Minimum elevation (m) | 300 |
| Maximum elevation (m) | 300 |
| Start date | 1981/08/23 |
| End date | 1981/08/23 |
| Family | Apocynaceae |
| Identification | Tabernaemontana macrocalyx Muell. Arg. |
| Determined by | Leeuwenberg, A. J. M. (WAG), 1989. |
| Identification qualifier | |
| Field notes | Shrublet 0.6 m. Flowers pale yellow. Latex white. |
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