| Classification | Polygonaceae: Polygonum | 
| Barcode(s) | 00552584 | 
| Collector | E. F. Fletcher | 
| Country | United States of America | 
| State | Massachusetts | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Westford | 
| Locality | Westford | 
| Project | New England Vascular Plants TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/b643ac9b-98a7-4290-9ac4-ee82cc076e6b | 
| Harvard University Herbaria Barcode | 00552584 | 
| Herbarium | NEBC | 
| Family | Polygonaceae | 
| Determination |  Polygonum persicaria Linnaeus | 
| Determination Remarks |  [filed under] [current name] | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |