| Classification | Potamogetonaceae: Potamogeton |
| Barcode(s) | 01695466 |
| Collector | C. B. Hellquist & R. R. Haynes |
| Collector number | 12124 |
| Country | United States of America |
| State | Michigan |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Michigan: Cheboygan County |
| Locality | Black River between Cheboygan River and Alverno, ca. 2 mi NW of Alverno, S of Myers Creek, Sec. 27, T37N, R1W |
| Date Collected | 1977-07-02 |
| Container | Flora of Michigan |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/28a14d6b-7bf8-46c7-bfa4-c5db386accfb |
| Harvard University Herbaria Barcode | 01695466 |
| Herbarium | GH |
| Previous ownership | Transferred from Massachusetts College of Liberal Arts Herbarium (NASC) |
| Family | Potamogetonaceae |
| Determination | Potamogeton praelongus Wulfen |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |