| Collector | Larsen, K. |
| Number | 45430 |
| Collected with | Supee S. Larsen, Christian Tange, Robbin Moran & P. Puudjaa |
| Country | Thailand |
| Subpart | PHETCHABURI |
| County | |
| Locality | Kaeng Kra Chan Nat. Park. Evergreen mountain forest along road. Limestone |
| Coordinates | 12° 50' N 99° 19' E |
| Minimum elevation (m) | 700 |
| Maximum elevation (m) | 900 |
| Start date | 1995/08/05 |
| End date | 1995/08/05 |
| Family | Lamiaceae |
| Identification | Orthosiphon aristatus (Bl.) Miq. |
| Determined by | Suddee, S. (TCD), 2001. |
| Identification qualifier | |
| Field notes | Floweres pale violet.Alc. Photo. Seeds |