| Classification | Polygonaceae: Polygonum |
| Harvard University Herbaria Barcode(s) | 00552064 |
| Collector | F. W. Hunnewell |
| Collector number | 18,954 |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Norfolk County: Medway |
| Locality | Medway |
| Date Collected | 1948-09-15 [Sept. 15 1948] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/30866c1f-b644-469e-ba84-a689f085fa5b |
| Harvard University Herbaria Barcode | 00552064 |
| Herbarium | NEBC |
| Family | Polygonaceae |
| Determination | Polygonum hydropiperoides Michaux |
| Determination Remarks | [is filed under name] [is Current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
