| Collector | Holm-Nielsen, L. B. |
| Number | 21284 |
| Collected with | Jaramillo, J. & Brandbyge, J. |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Río Cuyabeno. Near Puerto Montúfar. Riverside forest. Rain forest on low ridges. |
| Coordinates | 0° 6' S 76° 1' W |
| Minimum elevation (m) | 230 |
| Maximum elevation (m) | 230 |
| Start date | 1980/02/17 |
| End date | 1980/02/17 |
| Family | Commelinaceae |
| Identification | Geogenanthus ciliatus Brueckn. |
| Determined by | S. S. Renner, 1987, C.R.Hardy (MVSC) 2010 |
| Identification qualifier | |
| Field notes | Leaves bordeaux-red beneath. |