| Collector | Thammarong, W. |
| Number | 4450 |
| Collected with | S. Rakarcha, S. Yokyo, S. Sittisuk, M. Tabut |
| Country | Thailand |
| Subpart | Chiang Rai |
| County | |
| Locality | Liang Pha Cave, Mae Sai district |
| Coordinates | 20° 22' 31.94'' N 99° 52' 8.7799999999999994'' E |
| Minimum elevation (m) | 430 |
| Maximum elevation (m) | 430 |
| Start date | 2024/02/06 |
| End date | 2024/02/06 |
| Family | Acanthaceae |
| Identification | Rungia sinothailandica Z.L.Lin & Y.F.Deng |
| Determined by | |
| Identification qualifier | |
| Field notes | Mixed deciduous forest in limestone mountain. Herb ca. 1.5 m tall. Petal white: lip purple dots. |
This record