| Collector | Larsen, K. |
| Number | 45563 |
| Collected with | Supee S. Larsen, Christian Tange, Robbin Moran, T. Niyomdham & P. Puudjaa |
| Country | Thailand |
| Subpart | NARATHIWAT |
| County | |
| Locality | Chatwarin Falls. Evergreen rainforest along watercourse |
| Coordinates | 6° 5' N 101° 50' E |
| Minimum elevation (m) | 150 |
| Maximum elevation (m) | 300 |
| Start date | 1995/08/15 |
| End date | 1995/08/15 |
| Family | Euphorbiaceae |
| Identification | Cleistanthus hirsutulus Hook.f. |
| Determined by | Chayamarit, K. (BKF), 2000. |
| Identification qualifier | |
| Field notes | Tree 10 m |