| Classification | Polygonaceae: Polygonum |
| Harvard University Herbaria Barcode(s) | 00645737 |
| Collector | C. H. Knowlton |
| Country | United States of America |
| State | Maine |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maine |
| Locality | T19 ED |
| Date Collected | 1938-08-11 [Aug 11, 1938] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/7836c80c-c866-447a-92ce-d006e0e01e7f |
| Harvard University Herbaria Barcode | 00645737 |
| Herbarium | NEBC |
| Family | Polygonaceae |
| Determination | Polygonum hydropiper Linnaeus |
| Determination Remarks | [is filed under name] [is Current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
