| Classification | Polygonaceae |
| Classification 1 | Polygonaceae: Polygonum |
| Harvard University Herbaria Barcode(s) | 00238791 |
| Collector | C. W. Wang |
| Collector number | 66840 |
| Country | China |
| State | Yunnan |
| Geography | Asia: East Asia (Region): China: Yunnan: Gongshan |
| Locality | Der-la, Cham-pu-tung. |
| Date Collected | 1935-10-** |
| Elevation | 2300 m |
| Habitat | Stream side.. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d7fe3689-cd84-42e4-aa37-b20fb9310b69 |
| Harvard University Herbaria Barcode | 00238791 |
| Herbarium | A |
| Family | Polygonaceae |
| Determination | Polygonum Linnaeus |
| Determination Remarks | [0] [is label name] |
| Family | Polygonaceae |
| Determination | Polygonum longisetum de Bruyne |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
