| Classification | Ceratophyllum: Ceratophyllaceae | 
| Barcode(s) | 02073385 | 
| Collector | G. E. Larson | 
| Collector number | 9108 | 
| Country | United States of America | 
| State | South Dakota | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: South Dakota: Clark County | 
| Locality | T 116N, R 57W, Sec. 30, NW1/4; Antelope Lake | 
| Date Collected | 1983-07-06 | 
| Habitat | Submerged in shallow pond adjacent to lake | 
| Container | Flora of South Dakota | 
| Frequency | Common | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/bfc69180-6d25-435a-b887-f2e4238c8c8d | 
| Harvard University Herbaria Barcode | 02073385 | 
| 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 |