| Classification | Polygonaceae: Polygonum |
| Harvard University Herbaria Barcode(s) | 00552607 |
| Collector | W. D. Countryman |
| Collector number | 3169 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts |
| Locality | Cape Cod |
| Date Collected | 1980-09-20 [Sept. 20, 1980] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/58ff6cbd-661c-4ccf-ba2c-60082875ae5d |
| Harvard University Herbaria Barcode | 00552607 |
| Herbarium | GH |
| Family | Polygonaceae |
| Determination | Polygonum persicaria Linnaeus |
| Determination Remarks | [filed under] [current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
