| Collector | Holm-Nielsen, L. B. |
| Number | 25531 |
| Collected with | Jaramillo, J. & Coello, F. & Asanza, E. |
| Country | Ecuador |
| Subpart | ESMERALDAS |
| County | |
| Locality | Cerro de Río Bravo de Cayapas. Tierra firme, rain forest with many palms. |
| Coordinates | 0° 41' N 78° 56' W |
| Minimum elevation (m) | 250 |
| Maximum elevation (m) | 250 |
| Start date | 1980/09/01 |
| End date | 1980/09/01 |
| Family | Thelypteridaceae |
| Identification | Thelypteris gigantea (Mett.)R. M. Tryon |
| Determined by | A. R. Smith |
| Identification qualifier | |
| Field notes | 6 fronds in rosette, 1 m long. 1 fertile frond. |
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