| Collector | Holm-Nielsen, L. B. |
| Number | 3193 |
| Collected with | Jeppesen, S. & Lojtnant, B. & Ollgaard, B. |
| Country | Ecuador |
| Subpart | COTOPAXI |
| County | |
| Locality | Quevedo - Latacunga road. Steep rocky slopes along Río Pilaló with scattered trees. Subtropical rain forest on fat clay. |
| Coordinates | 0° 52' S 79° 9' W |
| Minimum elevation (m) | 1200 |
| Maximum elevation (m) | 1300 |
| Start date | 1973/04/07 |
| End date | 1973/04/07 |
| Family | Pteridaceae |
| Identification | Pityrogramma trifoliata (L.)R.M. Tryon |
| Determined by | Arbelaez, A. L. (MO), 2000. |
| Identification qualifier | |
| Field notes | Forming thickets. |
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