| Collector | Werff, H.v.d. |
| Number | 19431 |
| Collected with | B. Gray, J.C. Ronquillo, W. Quizhpe |
| Country | Ecuador |
| Subpart | Zamora-Chinchipe |
| County | |
| Locality | In the vicinity of the mining camp at the Rio Tundaime. Along trail to mining site above the camp. Montane forest on sandstone. |
| Coordinates | 3° 34' 44'' S 78° 24' 11'' W |
| Minimum elevation (m) | 1100 |
| Maximum elevation (m) | 1400 |
| Start date | 2004/11/09 |
| End date | 2004/11/09 |
| Family | Symplocaceae |
| Identification | Symplocos vanderwerffii B.Ståhl |
| Determined by | B. Ståhl |
| Identification qualifier | |
| Field notes | Tree, 10 m. Flowers white. |
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