| Collector | Larsen, K. |
| Number | 46354 |
| Collected with | Supee S. Larsen, Christian Tange & Duangchai Sookchaloem |
| Country | Thailand |
| Subpart | NAN |
| County | |
| Locality | Ban Nan Dun at Doi Phu Kha. Galleri forest along stream. |
| Coordinates | 19° 11' N 101° 4' E |
| Minimum elevation (m) | 1050 |
| Maximum elevation (m) | 1050 |
| Start date | 1995/09/11 |
| End date | 1995/09/11 |
| Family | Euphorbiaceae |
| Identification | Megistostigma burmanicum (Kurz)Airy Shaw |
| Determined by | |
| Identification qualifier | |
| Field notes | Climber. Tepals 3, 3 joined sessile anthers |
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