| Classification | Potamogetonaceae: Potamogeton |
| Harvard University Herbaria Barcode(s) | 01695489 |
| Collector | W. L. Tolstead |
| Collector number | 430 |
| Country | United States of America |
| State | Nebraska |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Nebraska |
| Locality | Dewey Lake near Valentine |
| Date Collected | 1936-06-23 |
| Container | Plants of Nebraska |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d92921aa-7477-431d-a0c4-1305ed11d08e |
| Harvard University Herbaria Barcode | 01695489 |
| Herbarium | GH |
| Family | Potamogetonaceae |
| Determination | Potamogeton praelongus Wulfen |
| Determined by | Haynes, Robert Ralph |
| Date Determined | 1979 |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |