| Collector | Kvist, L. P. |
| Number | 48290 |
| Collected with | Barfod, A. & Nissen, D. |
| Country | Ecuador |
| Subpart | ESMERALDAS |
| County | |
| Locality | Río Bolborde a small tributary to Río San Miguel in the upper part of Cayapa river system. Secondary vegetation and disturbed rain forests close to the houses of the Cayapas. |
| Coordinates | 0° 40' N 78° 53' W |
| Minimum elevation (m) | 300 |
| Maximum elevation (m) | 300 |
| Start date | 1983/10/17 |
| End date | 1983/10/17 |
| Family | Myristicaceae |
| Identification | Osteophloeum sulcatum Little |
| Determined by | Jaramillo, T. (AAU), 1999. |
| Identification qualifier | |
| Field notes | Fallen tree, 8-10 m, leaves underneath pale green. Nom. vern.: Chu-aïn-chi(Cayapa) Chalviande (Castellano). Use: for timber, valuable. |