| Classification | Potamogetonaceae: Potamogeton |
| Harvard University Herbaria Barcode(s) | 01688153 |
| Collector | C. B. Hellquist |
| Collector number | 9485 |
| 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, two miles south of Cheboygan River, Sect. 16. T37N, R1W |
| Date Collected | 1974-06-11 |
| Habitat | alkalinity 116.0 ppm, in association with P. strictifolius and P. zosteriformis |
| Container | Flora of Michigan |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/4b8e641d-97ca-4f39-bc10-4cd00c56df1b |
| Harvard University Herbaria Barcode | 01688153 |
| Herbarium | GH |
| Family | Potamogetonaceae |
| Determination | Potamogeton haynesii Hellquist & G. E. Crow |
| Determined by | Hellquist, Carl Barre |
| Date Determined | 1985-08-** |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
