| Collector | Holm-Nielsen, L. B. |
| Number | 6548 |
| Collected with | Jeppesen, S. & Lojtnant, B. & Ollgaard, B. |
| Country | Ecuador |
| Subpart | IMBABURA |
| County | |
| Locality | Hacienda Pimán, between Ibarra and Chota on the abandoned Pan American Highway. Steep rock, very dry slope. |
| Coordinates | 0° 27' N 78° 3' W |
| Minimum elevation (m) | 2300 |
| Maximum elevation (m) | 2300 |
| Start date | 1973/05/27 |
| End date | 1973/05/27 |
| Family | Thelypteridaceae |
| Identification | Thelypteris rufa (Poir.)A.R. Sm. |
| Determined by | |
| Identification qualifier | |
| Field notes | In dry ditch. |
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