| Collector | Larsen, K. |
| Number | 44667 |
| Collected with | Supee S. Larsen, Chr. T. Norgaard, K. Pharsen, P. Puudjaa, and W. Uerchirakan |
| Country | Thailand |
| Subpart | NAN |
| County | |
| Locality | Amphoe Thung Chang: Ban Huai Sataeng NW of Road 1080, c 3 km South of the Laotian border. Along trail through degraded dipterocarp-Fagace forest and in dried out bed of small watercourse surrounded by dry evergreen forest. |
| Coordinates | 19° 33' N 100° 53' E |
| Minimum elevation (m) | 500 |
| Maximum elevation (m) | 500 |
| Start date | 1993/11/20 |
| End date | 1993/11/20 |
| Family | Rubiaceae |
| Identification | Ophiorrhiza pedunculata I. Schanzer |
| Determined by | Schanzer, I. |
| Identification qualifier | |
| Field notes | |