| Classification | Polygonaceae: Persicaria |
| Harvard University Herbaria Barcode(s) | 02364464 |
| Collector | G. E. Larson |
| Collector number | 7658 |
| Country | United States of America |
| State | South Dakota |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: South Dakota: Perkins County |
| Locality | T 19N, R 10E, Sec. 16, SW 1/4 |
| Date Collected | 1982-06-29 |
| Habitat | large stockpond. in shallow water among reeds |
| Container | Flora of South Dakota |
| Frequency | Common |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/9bbf8a81-80da-4274-9e59-0412e4f6e8e4 |
| Harvard University Herbaria Barcode | 02364464 |
| Herbarium | GH |
| Previous ownership | [Ex] Herbarium of South Dakota State University; Transferred from Massachusetts College of Liberal Arts Herbarium (NASC) |
| Family | Polygonaceae |
| Determination | Persicaria amphibia (Linnaeus) Delarbre |
| Determined by | Atha, Daniel E. |
| Date Determined | 2014 |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
