| Collector | Holm-Nielsen, L. B. |
| Number | 20166 |
| Collected with | Jaramillo, J. & Coello, F. |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Río Aguarico, W of Destacamento Zancudo at entrance of Río Zancudo. Tierra firme forest, very rich soil. |
| Coordinates | 0° 34' S 75° 30' W |
| Minimum elevation (m) | 320 |
| Maximum elevation (m) | 320 |
| Start date | 1979/08/29 |
| End date | 1979/08/29 |
| Family | Cyperaceae |
| Identification | Becquerelia clarkei T.Koyama |
| Determined by | E. Maguilla |
| Identification qualifier | |
| Field notes | Inflorescence white. Axis of inflorescence red. |
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