| Classification | Potamogetonaceae: Potamogeton |
| Harvard University Herbaria Barcode(s) | 01695318 |
| Collector | H. St. John |
| Collector number | 2540 |
| Country | United States of America |
| State | New York |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New York: Suffolk County |
| Locality | Fishers Island |
| Date Collected | 1920-08-10 - 1920-08-15 |
| Habitat | Shallow margin of pond |
| Container | Flora of Fishers Island |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/02788b97-f185-419e-bc77-a5848666e225 |
| Harvard University Herbaria Barcode | 01695318 |
| Herbarium | GH |
| Family | Potamogetonaceae |
| Determination | Potamogeton perfoliatus Linnaeus |
| Determined by | Haynes, Robert Ralph |
| Date Determined | 1979 |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
