| Classification | Polygonaceae: Polygonum | 
| Barcode(s) | 00503963 | 
| Collector | F. H. Steinmetz & E. C. Ogden | 
| Country | United States of America | 
| State | Maine | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maine: Penobscot County: Alton | 
| Locality | Alton | 
| Date Collected | 1942-08-27 [August 27, 1942] | 
| Project | New England Vascular Plants TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/ba2e40b0-eef1-4a89-ae97-6ada5afb64ec | 
| Harvard University Herbaria Barcode | 00503963 | 
| Herbarium | NEBC | 
| Family | Polygonaceae | 
| Determination |  Polygonum hydropiperoides Michaux | 
| Determination Remarks |  [filed under] [current name] | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |