| Collector | Larsen, K. |
| Number | 46879 |
| Collected with | Supee S. Larsen, Christian Tange & Duangchai Sookchaloem |
| Country | Thailand |
| Subpart | MAE HONG SON |
| County | |
| Locality | Towards Mae Surin Waterfall, SE of Khun Yuam. Evergreen hillside forest rich in Lauraceae, Theaceae and Ericaceae. |
| Coordinates | 18° 52' N 98° 5' E |
| Minimum elevation (m) | 1500 |
| Maximum elevation (m) | 1500 |
| Start date | 1995/09/24 |
| End date | 1995/09/24 |
| Family | Apocynaceae |
| Identification | Rauvolfia verticillata (Lour.)Baill. |
| Determined by | Middleton, D. (L), 1996. |
| Identification qualifier | |
| Field notes | "Undershrub with white latex; fruits red" |