| Collector | Holm-Nielsen, L. B. |
| Number | 24364 |
| Collected with | Ollgaard, B. |
| Country | Ecuador |
| Subpart | PICHINCHA |
| County | |
| Locality | Volcán Cayambe, northern slope. Old recolonized landslide with open vegetation and open scrub on loma. |
| Coordinates | 0° 6' N 77° 59' W |
| Minimum elevation (m) | 3700 |
| Maximum elevation (m) | 3700 |
| Start date | 1980/07/03 |
| End date | 1980/07/03 |
| Family | Rubiaceae |
| Identification | Arcytophyllum setosum (R. & P.)Schlecht. |
| Determined by | P. Mena, 1986 |
| Identification qualifier | |
| Field notes | Ca. 1 m tall shrub. Petals lilac. |