| Classification | Potamogetonaceae: Potamogeton | 
| Harvard University Herbaria Barcode(s) | 01050729 | 
| Collector | [no data available] | 
| Collector number | 923 | 
| Country | United States of America | 
| State | Maine | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maine | 
| Locality | North Berwick | 
| Date Collected | 1897-09-25 [9-25-1897] | 
| Project | New England Vascular Plants TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/bddec4ae-18b3-11e6-b5e0-001ec9fd629b | 
| Harvard University Herbaria Barcode | 01050729 | 
| Herbarium | NEBC | 
| Family | Potamogetonaceae | 
| Determination | Potamogeton gramineus ×perfoliatus Linnaeus | 
| Determination Remarks | [filed under] [current name] | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |