| Collector | Larsen, K. |
| Number | 46873 |
| 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 | Lamiaceae |
| Identification | Gomphostemma parviflorum Wall. ex Benth. |
| Determined by | Suddee,S. (AAU)1999. B.Bongcheewin 2014 |
| Identification qualifier | |
| Field notes | flowers yellow |
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