| Harvard University Herbaria Barcode(s) | 01746394 | 
| Collector | R. R. Haynes | 
| Collector number | 3371 | 
| Country | United States of America | 
| State | Michigan | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Michigan: Emmet County | 
| Locality | [data not captured] | 
| Date Collected | 1970-07-28 | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1fc55054-12dc-47b4-bd83-db485d3d3f1c | 
| Harvard University Herbaria Barcode | 01746394 | 
| Herbarium | GH | 
| Determination | Potamogeton richardsonii (A. Bennett) Rydberg | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |