| Classification | Potamogetonaceae: Potamogeton | 
| Harvard University Herbaria Barcode(s) | 01746094 | 
| Collector | Ced. L. Porter | 
| Collector number | 6190 | 
| Country | United States of America | 
| State | Wyoming | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Wyoming: Albany County | 
| Locality | Swastika Lake, Medicine Bow Mts. | 
| Date Collected | 1952-08-23 | 
| Verbatim Elevation | 10000 ft | 
| Habitat | Submerged in about 3 ft. of clear water | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a1766cc2-c7b7-4445-a2fb-58103f50a8f0 | 
| Harvard University Herbaria Barcode | 01746094 | 
| Herbarium | GH | 
| Previous ownership | Ex The Rocky Mountain Herbarium, University of Wyoming, Laramie | 
| Family | Potamogetonaceae | 
| Determination | Potamogeton pusillus subsp. tenuissimus (Mertens & Koch) R. R. Haynes & Hellquist | 
| Determined by | Haynes, Robert Ralph | 
| Date Determined | 1972 | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |