| Classification | Potamogetonaceae: Potamogeton |
| Harvard University Herbaria Barcode(s) | 01695459 |
| Collector | F. J. Hermann |
| Collector number | 8234 |
| Country | United States of America |
| State | Michigan |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Michigan: Keweenaw County |
| Locality | Lake Manganese, 1 mile S.E. Copper Harbor |
| Date Collected | 1936-07-23 |
| Container | Plants of the Upper Peninsula of Michigan |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4b8103b1-e2ea-4882-bbda-9d6e2ce3e377 |
| Harvard University Herbaria Barcode | 01695459 |
| Herbarium | GH |
| Family | Potamogetonaceae |
| Determination | Potamogeton praelongus Wulfen |
| Determined by | Haynes, Robert Ralph |
| Date Determined | 1979 |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
