| Collector | Holm-Nielsen, L. B. |
| Number | 25950 |
| Collected with | Jaramillo, J. & Coello, F. & Asanza, E. |
| Country | Ecuador |
| Subpart | ESMERALDAS |
| County | |
| Locality | Río Santiago at Concepción. Riverside forest. |
| Coordinates | 1° 3' N 78° 49' W |
| Minimum elevation (m) | 30 |
| Maximum elevation (m) | 30 |
| Start date | 1980/09/04 |
| End date | 1980/09/04 |
| Family | Rubiaceae |
| Identification | Isertia pittieri (Standl.)Standl. |
| Determined by | Andersson, L. (GB), 1995. |
| Identification qualifier | |
| Field notes | Tree, 5-6 m tall. Flowers creamish white. |