| Harvard University Herbaria Barcode(s) | 01665721 |
| Collector | M. E. Oldenburg |
| Collector number | 45-64 |
| Country | Canada |
| State | Northwest Territories |
| Geography | North America: North America (CA, US, MX) (Region): Canada: Northwest Territories: South Slave Region (Northwest Territories): Hay River |
| Locality | [no additional data] |
| Georeference | 60°50'N, 115°40'W |
| Date Collected | 1945-06-30 |
| Habitat | In water near island in river |
| Container | Plants of Canada |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/2d63f272-835f-4e3c-93d2-136b01be24b0 |
| Harvard University Herbaria Barcode | 01665721 |
| Herbarium | GH |
| Determination | Potamogeton praelongus Wulfen |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |