| Collector | Watthana, S. |
| Number | 1639 |
| Collected with | P. Suksathan |
| Country | Thailand |
| Subpart | Phitsanulok |
| County | |
| Locality | Km 33, Main Road Phu Hin Rong Kla NP Nakornthai. |
| Coordinates | |
| Minimum elevation (m) | 1600 |
| Maximum elevation (m) | 1600 |
| Start date | 2001/10/30 |
| End date | 2001/10/30 |
| Family | Lamiaceae |
| Identification | Pogostemon brachystachyus Benth. |
| Determined by | B. Bongcheewin |
| Identification qualifier | |
| Field notes | Shrub in open area of hill evergreen forest. Flower white; bract purple. |
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