| Collector | Larsen, K. |
| Number | 42732 |
| Collected with | S. S. Larsen, S. S. Renner, C. Niyomdham, W. Ueachirakan & P. Sirirugsa |
| Country | Thailand |
| Subpart | SONGKLA |
| County | |
| Locality | Ton Nga Chang,20 km W. of Hat Yai |
| Coordinates | 7° 0' N 100° 10' E |
| Minimum elevation (m) | 50 |
| Maximum elevation (m) | 125 |
| Start date | 1992/06/07 |
| End date | 1992/06/07 |
| Family | Apocynaceae |
| Identification | Wrightia dubia (Sims)Spreng. |
| Determined by | Middleton, D. (L), 1996. |
| Identification qualifier | |
| Field notes | "Shrub 2 m; flowers pale greenish/ pink outside, red inside." |