| Harvard University Herbaria Barcode(s) | 01688986 |
| Collector | R. W. Couch with [data not captured] |
| Country | United States of America |
| State | Oklahoma |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oklahoma: Ellis County |
| Locality | R26W, T18N, Sec 12; 8 miles W, 7 miles S Arnett, Lake Lloyd Vincent |
| Date Collected | 1979-06-23 |
| Habitat | Soil: Reddish Chestnut; Rock Type: Cloud Chief Fmtn. |
| Container | Plants of Oklahoma |
| Frequency | Common |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/11312f8e-6459-4333-91f4-a23030c7187c |
| Harvard University Herbaria Barcode | 01688986 |
| Herbarium | GH |
| Previous ownership | [ex] Herbarium of Oral Roberts University; ex North Adams State College Herbarium (NASC); Transffered from Massachusetts College of Liberal Arts Herbarium (NASC) |
| Determination | Potamogeton nodosus Poiret |
| Determined by | Hellquist, Carl Barre |
| Date Determined | 1988 |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |