| Collector | Brandbyge, J. |
| Number | 30337C |
| Collected with | Asanza, E. |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Between San Carlos and Guamayacu, downstream Río Napo. Partly disturbed forest intermediate between temporarily inundated forest and upland forest. |
| Coordinates | 0° 28' S 76° 49' W |
| Minimum elevation (m) | 250 |
| Maximum elevation (m) | 250 |
| Start date | 1980/03/26 |
| End date | 1980/03/26 |
| Family | Apocynaceae |
| Identification | Tabernaemontana macrocalyx Muell. Arg. |
| Determined by | Leeuwenberg, A. J. M. (WAG), 1989. |
| Identification qualifier | |
| Field notes | Small treelet, 3 m tall. Latex white. Flowers light yellow. |
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