| Collector | Holm-Nielsen, L. B. |
| Number | 21544 |
| Collected with | Jaramillo, J. & Brandbyge, J. |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Río Aguarico. S of the river at Cuyabeno. Rain forest. |
| Coordinates | 0° 17' S 75° 53' W |
| Minimum elevation (m) | 200 |
| Maximum elevation (m) | 200 |
| Start date | 1980/02/20 |
| End date | 1980/02/20 |
| Family | Araceae |
| Identification | Stenospermation angustifolium Hemsl. |
| Determined by | Leimbeck, R. (AAU), 2002. |
| Identification qualifier | |
| Field notes | Epiphyte. Spathe greenish-white. Spadix white. Fruits orange-red. |