| Classification | Alismataceae: Echinodorus | 
| Harvard University Herbaria Barcode(s) | 01632267 | 
| Collector | C. B. Hellquist & L. Crouch | 
| Collector number | 12886 | 
| Country | United States of America | 
| State | Oklahoma | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oklahoma: McCurtain County | 
| Locality | 6.0 miles south of Eagleton P.O. Weyerhauser Rd. #10450 north of Little River, NW 1/4 Sec. 11, T7S, R26E | 
| Date Collected | 1978-07-02 | 
| Habitat | Forked Lake | 
| Container | Flora of Oklahoma | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/32dfb3dc-9331-4ffd-87e6-ea9a87474d23 | 
| Harvard University Herbaria Barcode | 01632267 | 
| Herbarium | GH | 
| Previous ownership | [ex] Herbarium of Boston State College, Boston, Massachusetts; Transferred from Massachusetts College of Liberal Arts Herbarium (NASC) | 
| Family | Alismataceae | 
| Determination | Echinodorus cordifolius (Linnaeus) Grisebach | 
| 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 |