| Collector | Larsen, K. |
| Number | 43101 |
| Collected with | S. S. Larsen, S. S. Renner, C. Niyomdham, W. Ueachirakan & P. Sirirugsa |
| Country | Thailand |
| Subpart | SONGKLA |
| County | |
| Locality | E. of Chana. Dry granite slope. |
| Coordinates | 6° 49' N 100° 58' E |
| Minimum elevation (m) | 50 |
| Maximum elevation (m) | 50 |
| Start date | 1992/06/24 |
| End date | 1992/06/24 |
| Family | Rubiaceae |
| Identification | Prismatomeris tetrandra (Roxb.)K. Schum. |
| Determined by | P. Chantaranothai |
| Identification qualifier | |
| Field notes | "Shrub c 2 m; young buds purplish green, flowers white" |