| Collector | Holm-Nielsen, L. B. |
| Number | 3397 |
| Collected with | Jeppesen, S. & Lojtnant, B. & Ollgaard, B. |
| Country | Ecuador |
| Subpart | COTOPAXI |
| County | |
| Locality | W and N of Pilaló, on Quevedo - Latacunga road. Montane forest and steep rocks. |
| Coordinates | 0° 56' S 79° 0' W |
| Minimum elevation (m) | 2350 |
| Maximum elevation (m) | 2450 |
| Start date | 1973/04/09 |
| End date | 1973/04/09 |
| Family | Piperaceae |
| Identification | Peperomia pilaloensis Yuncker |
| Determined by | R. Callejas |
| Identification qualifier | |
| Field notes | Erect herbs to about 70 cm in shrubby vegetation. |