| Classification | Polygonaceae: Persicaria | 
| Barcode(s) | 02364321 | 
| Collector | J. H. Soper & H. M. Dale | 
| Collector number | 3994 | 
| Country | Canada | 
| State | Ontario | 
| Geography | North America: North America (CA, US, MX) (Region): Canada: Ontario | 
| Locality | [data not captured] | 
| Date Collected | 1948-06-21 | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/0a7d4461-dd6f-494d-ada2-279c47bfe25f | 
| Harvard University Herbaria Barcode | 02364321 | 
| Herbarium | GH | 
| Family | Polygonaceae | 
| Determination |  Persicaria amphibia (Linnaeus) Delarbre | 
| Determination Remarks |  [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |