| Collector | Balslev, H. |
| Number | 9970 |
| Collected with | N. Sutjaritjai, V. Chamchumroon, W. & S. Eiserhardt, P. Sumanon, P. Panyadee, P. Kladwong & B. Pakinamhang |
| Country | Thailand |
| Subpart | Chiang Mai |
| County | |
| Locality | Jom Thong district. Doi Intanon National Park, Kew Mae Pan trail. Montane evergreen forest to 40 meters tall and trees to 1 m in diameter at breast height. HB9967-9983 were collected along the trail from (N 18° 33' 23,59''; E 98° 28' 55,24'')-(98° 28' 48,55''). |
| Coordinates | 18° 33' 23.59'' N 98° 28' 55.24'' E |
| Minimum elevation (m) | 2203 |
| Maximum elevation (m) | 2222 |
| Start date | 2019/12/19 |
| End date | 2019/12/19 |
| Family | Polygonaceae |
| Identification | Persicaria chinensis (L.) H. Gross |
| Determined by | |
| Identification qualifier | |
| Field notes | Scandent shrub. Flowers white. |
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