| Classification | Polygonaceae: Polygonum |
| Classification 1 | Polygonaceae: Reynoutria |
| Classification 2 | Polygonaceae: Fallopia |
| Classification 3 | Polygonaceae: Reynoutria |
| Harvard University Herbaria Barcode(s) | 00238063 |
| Collector | E. E. Maire |
| Collector number | 3939 |
| Country | China |
| State | Yunnan |
| Geography | Asia: East Asia (Region): China: Yunnan: Dongchuan |
| Locality | Arable land, plain of Tong-tch'ouan. |
| Date Collected | 1929-08-** |
| Elevation | 2900 m |
| Habitat | In clumps-stems erect. |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/b6acdbf8-f49b-4fd1-8b78-e3e1feb03ef5 |
| Harvard University Herbaria Barcode | 00238063 |
| Herbarium | GH |
| Family | Polygonaceae |
| Determination | Polygonum cuspidatum Siebold & Zuccarini |
| Determination Remarks | [0] |
| Family | Polygonaceae |
| Determination | Polygonum forbesii Hance |
| Determination Remarks | [0] |
| Family | Polygonaceae |
| Determination | Reynoutria forbesii (Hance) T. Yamazaki |
| Determination Remarks | [0] |
| Family | Polygonaceae |
| Determination | Fallopia forbesii (Hance) Yonekura & H. Ohashi |
| Determined by | Park, Chong-wook & Boufford, David Edward |
| Date Determined | 2014-11-24 |
| Family | Polygonaceae |
| Determination | Reynoutria japonica Houttuyn |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
