| Classification | Potamogetonaceae: Potamogeton | 
| Barcode(s) | 01572843 | 
| Collector | C. B. Hellquist | 
| Collector number | 10852 | 
| Country | United States of America | 
| State | Michigan | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Michigan: Mackinac County | 
| Locality | Whitefish Lake (South Manistique Lake) at the S. Manistique Lake Forest Campground, South of Curtis, Sect. 27, T44N, R12W | 
| Date Collected | 1975-08-08 | 
| Habitat | pH 10.1, alkalinity 71.5 mg/l | 
| Container | Flora of Michigan | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/f5aae663-7076-43fa-a328-4e629b00246f | 
| Harvard University Herbaria Barcode | 01572843 | 
| Herbarium | GH | 
| Previous ownership | Transferred from Massachusetts College of Liberal Arts Herbarium (NASC) | 
| Family | Potamogetonaceae | 
| Determination |  Potamogeton gramineus Linnaeus | 
| Determination Remarks |  [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |