| Collector | Holm-Nielsen, L. B. |
| Number | 17981 |
| Collected with | Jaramillo, J. & Vries, T. de |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | N side of Cerro Sumaco, quebrada N of campsite. Paramo, very humid with Blechnum, Elaphoglossum, and Baccharis. Abundant mosses. |
| Coordinates | 0° 34' S 77° 43' W |
| Minimum elevation (m) | 3350 |
| Maximum elevation (m) | 3350 |
| Start date | 1979/05/05 |
| End date | 1979/05/05 |
| Family | Pteridaceae |
| Identification | Eriosorus ewanii A. F. Tryon |
| Determined by | Arbelaez, A.L. (MO), 2000. |
| Identification qualifier | |
| Field notes | Leaves light green. |
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