| Classification | Polygonaceae: Polygonum |
| Harvard University Herbaria Barcode(s) | 00237961 |
| Collector | J. F. Rock |
| Collector number | 17046 |
| Country | China |
| State | Yunnan |
| Geography | Asia: East Asia (Region): China: Yunnan: Weixi |
| Locality | Mt. Fu-Chuan, SW of Wei-Hsi, Mekong-Salwin Divide. |
| Date Collected | 1928-05-** - 1928-06-** |
| Elevation | 4450 m |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/fcb675c2-42b0-4a9d-8d06-3acca96833f3 |
| Harvard University Herbaria Barcode | 00237961 |
| Herbarium | GH |
| Family | Polygonaceae |
| Determination | Polygonum calostachyum Diels |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
