| Classification | Polygonaceae: Polygonum |
| Harvard University Herbaria Barcode(s) | 00645841 |
| Collector | W. Deane |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Cambridge |
| Locality | Cambridge, Charles River marsh back of Stillman Infirmary |
| Date Collected | 1912-08-31 [Aug. 31, 1912] |
| Habitat | River bank |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/32eff881-7816-4a6b-ba85-0af44c7f9a7f |
| Harvard University Herbaria Barcode | 00645841 |
| Herbarium | NEBC |
| Family | Polygonaceae |
| Determination | Polygonum hydropiper Linnaeus |
| Determination Remarks | [is filed under name] [is Current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
