| Classification | Ceratophyllaceae: Ceratophyllum |
| Barcode(s) | 02073382 |
| Collector | G. E. Larson |
| Collector number | 6963 |
| Country | United States of America |
| State | South Dakota |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: South Dakota: Stanley County |
| Locality | 0.5 mi N, 15.5 mi W Fort Pierre; stockpond south of Highway 34 |
| Date Collected | 1981-09-11 |
| Habitat | Submerged in 24-36" of water in sheltered bay |
| Container | Flora of South Dakota |
| Frequency | Abundant |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/dd659d87-0fb6-4806-92a5-1f858c87c3bb |
| Harvard University Herbaria Barcode | 02073382 |
| Herbarium | GH |
| Previous ownership | [ex] Herbarium of South Dakota State University; ex North Adams State College Herbarium (NASC); Transferred from Massachusetts College of Liberal Arts Herbarium (NASC) |
| Family | Ceratophyllaceae |
| Determination | Ceratophyllum demersum Linnaeus |
| Determination Remarks | [filed under] [current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |