| Harvard University Herbaria Barcode(s) | 00238400 |
| Collector | J. F. Rock |
| Collector number | 6979 |
| Country | China |
| State | Yunnan |
| Geography | Asia: East Asia (Region): China: Yunnan |
| Locality | W of the Mekong, en route from Pingpo to Youngchang and Tengyueh, Salween watershed. |
| Date Collected | 1922-10-** |
| Elevation | 701 m |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1ee73843-5c94-4b57-952c-d7a33708075c |
| Harvard University Herbaria Barcode | 00238400 |
| Herbarium | GH |
| Determination | Polygonum perfoliatum Linnaeus |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | Fruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
