| Collector | Balslev, H. |
| Number | 84893 |
| Collected with | Valencia, R. & Paz, G. |
| Country | Ecuador |
| Subpart | SUCUMBIOS |
| County | |
| Locality | Reserva Faunistica de Cuyabeno, Laguna Cañangueno. Floating islands and submerged vegetation in blackwater lake in tropical rain forest. |
| Coordinates | 0° 1' S 76° 11' W |
| Minimum elevation (m) | 265 |
| Maximum elevation (m) | 265 |
| Start date | 1989/04/07 |
| End date | 1989/04/07 |
| Family | Cyperaceae |
| Identification | Eleocharis plicarhachis (Griseb.)Svenson |
| Determined by | Camelbeke, K. (GENT), 1993. |
| Identification qualifier | |
| Field notes | |