| Collector | Holm-Nielsen, L. B. |
| Number | 2451 |
| Collected with | Jeppesen, S. & Lojtnant, B. & Ollgaard, B. |
| Country | Ecuador |
| Subpart | GUAYAS |
| County | |
| Locality | C. 2 km N of Santa Elena, dry N-exposed hill side with scattered shrubs. |
| Coordinates | 2° 12' S 80° 52' W |
| Minimum elevation (m) | 40 |
| Maximum elevation (m) | 40 |
| Start date | 1973/03/22 |
| End date | 1973/03/22 |
| Family | Euphorbiaceae |
| Identification | Croton rivinifolius H.B.K. |
| Determined by | O. Hamann, 1974. |
| Identification qualifier | cf. |
| Field notes | Small shrub 1.5 m high. . |