| Collector | Asanza, E. |
| Number | 41202 |
| Collected with | Barfod, A. |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Cuyabeno Nature Reserve, Río Cuyabeno and Laguna Cañangueno. Collections made from canoe going upstream to the lake, varzéa and igapó forest. |
| Coordinates | 0° 2' S 76° 10' W |
| Minimum elevation (m) | 240 |
| Maximum elevation (m) | 240 |
| Start date | 1982/11/12 |
| End date | 1982/11/12 |
| Family | Poaceae |
| Identification | Hymenachne amplexicaulis (Rudge)Nees |
| Determined by | Laegaard, S. (AAU), 2002. |
| Identification qualifier | |
| Field notes | With runners. Floating island made up of Cyperaceae, Poaceae and others. |
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