| Collector | Larsen, K. |
| Number | 45343 |
| Collected with | Supee S. Larsen, Christian Tange, Robbin Moran & P. Puudjaa |
| Country | Thailand |
| Subpart | PHETCHABURI |
| County | |
| Locality | Kaeng Kra Chan Nat. Park. Limestone area in the central part of the park. Khao Pa Karang. |
| Coordinates | 12° 46' N 99° 28' E |
| Minimum elevation (m) | 250 |
| Maximum elevation (m) | 300 |
| Start date | 1995/08/03 |
| End date | 1995/08/03 |
| Family | Euphorbiaceae |
| Identification | Acalypha siamensis Oliv. ex Gage |
| Determined by | Chayamarit, K. (BKF), 2000. |
| Identification qualifier | |
| Field notes | Shrub 3-4 m |