| Collector | Larsen, K. |
| Number | 44448 |
| Collected with | Supee S. Larsen, Chr. T. Norgaard, K. Pharsen, P. Puudjaa, and W. Uerchirakan |
| Country | Thailand |
| Subpart | NAN |
| County | |
| Locality | Doi Khun Nam Yao, c. 80 km NE of Nan, along Road 1081. |
| Coordinates | 19° 0' N 101° 12' E |
| Minimum elevation (m) | 800 |
| Maximum elevation (m) | 800 |
| Start date | 1993/11/17 |
| End date | 1993/11/17 |
| Family | Acanthaceae |
| Identification | Barleria cristata L. |
| Determined by | Hansen, B. (C), 1994. |
| Identification qualifier | |
| Field notes | Plant woody at base, 150 cm high; flowers bright blue; dominant on lateritic slope among grasses and shrubs. Alc. Photo |