| Collector | Ollgaard, B. |
| Number | 34893 |
| Collected with | Asanza, E. & Brandbyge, J. & Roth, S. & Sperling, C. |
| Country | Ecuador |
| Subpart | PASTAZA |
| County | |
| Locality | Río Bobonaza. River banks and rain forest on elevated ground between oil exploration camp Chichirota and Destacamento Cabo Pozo. |
| Coordinates | 2° 25' S 76° 39' W |
| Minimum elevation (m) | 300 |
| Maximum elevation (m) | 300 |
| Start date | 1980/07/20 |
| End date | 1980/07/20 |
| Family | Cyatheaceae |
| Identification | Cyathea pilosissima (Baker)Domin |
| Determined by | Tryon |
| Identification qualifier | |
| Field notes | Tree fern with slender 2 m high trunk. Fronds 1 m long. Stipe 0.4 m, outline broadly ovate. |