| Collector | Larsen, K. |
| Number | 706 |
| Collected with | T. Smitinand & E. Warncke |
| Country | Thailand |
| Subpart | Phitsanulok |
| County | |
| Locality | So Pah. Waterfall w. of Tung Salaeng Luang. 150 cm tall scrub. Riverbank. Mixed dec. with bamboo. Lateritic soil slopes towards river. |
| Coordinates | |
| Minimum elevation (m) | 450 |
| Maximum elevation (m) | 450 |
| Start date | 1966/07/22 |
| End date | 1966/07/22 |
| Family | Commelinaceae |
| Identification | Murdannia japonica (Thunb.) Faden |
| Determined by | Chortip Kantachot |
| Identification qualifier | |
| Field notes | |