| Classification | Polygonaceae: Polygonum | 
| Harvard University Herbaria Barcode(s) | 00503959 | 
| Collector | M. L. Fernald | 
| Country | United States of America | 
| State | Maine | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maine: Penobscot County: Orono | 
| Locality | Orono | 
| Date Collected | 1890-09-08 [Sept. 8, 1890] | 
| Project | New England Vascular Plants TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/ceca7e3d-3609-4e43-9edf-cceb20f9d018 | 
| Harvard University Herbaria Barcode | 00503959 | 
| Herbarium | NEBC | 
| Family | Polygonaceae | 
| Determination | Polygonum hydropiperoides Michaux | 
| Determination Remarks | [filed under] [current name] | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |