| Collector | Holm-Nielsen, L. B. |
| Number | 28261 |
| Collected with | Jaramillo, J. |
| Country | Ecuador |
| Subpart | NAPO |
| County | |
| Locality | Cordillera de los Llanganates. Loma between Río Topo and Río Verde Grande, 3.5 km NW of Cerro Hermoso. Polylepis scrub. |
| Coordinates | 1° 12' S 78° 18' W |
| Minimum elevation (m) | 4000 |
| Maximum elevation (m) | 4000 |
| Start date | 1980/11/10 |
| End date | 1980/11/10 |
| Family | Rubiaceae |
| Identification | Arcytophyllum setosum (R. & P.)Schlecht. |
| Determined by | P. Mena, 1986 |
| Identification qualifier | |
| Field notes | Shrub, 0.5 m. Flowers violet. |