| Collector | Holm-Nielsen, L. B. |
| Number | 4642 |
| Collected with | Jeppesen, S. & Lojtnant, B. & Ollgaard, B. |
| Country | Ecuador |
| Subpart | LOJA |
| County | |
| Locality | Km 51 on Pan American Highway N of Loja. Shrub, 2-4 m high, dominated by xerophytic vegetation, on steep roadsides. |
| Coordinates | 3° 45' S 79° 15' W |
| Minimum elevation (m) | 2900 |
| Maximum elevation (m) | 2900 |
| Start date | 1973/05/01 |
| End date | 1973/05/01 |
| Family | Orchidaceae |
| Identification | Pleurothallis antennifera Lindl. |
| Determined by | |
| Identification qualifier | |
| Field notes | Terrestrial. Rather moist, halfshaded. Tufted. Scrub- wood. Flowers with a sweet Cistus-scent. Flowers pale yellow. Tepals (except the lateral petals) with fine red-brown points on both sides. |