| Collector | Ollgaard, B. |
| Number | 34922 |
| Collected with | Asanza, E. & Brandbyge, J. & Roth, S. & Sperling, C. |
| Country | Ecuador |
| Subpart | PASTAZA |
| County | |
| Locality | Río Bobonaza, near outlet into Río Pastaza, between Destacamento Cabo Pozo and La Boca. River banks and periodically flooded palm forest, dominated by Mauritia. |
| Coordinates | 2° 30' S 76° 38' W |
| Minimum elevation (m) | 275 |
| Maximum elevation (m) | 275 |
| Start date | 1980/07/21 |
| End date | 1980/07/21 |
| Family | Cyperaceae |
| Identification | Cyperus simplex Kunth |
| Determined by | S. Laegaard |
| Identification qualifier | |
| Field notes | On old clayey river banks. In shade. |
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