| Classification | Plantaginaceae: Callitriche | 
| Harvard University Herbaria Barcode(s) | 00466698 | 
| Collector | W. H. Horr & R. L. McGregor | 
| Collector number | E504 | 
| Country | United States of America | 
| State | Kansas | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Kansas: Miami County: Fontana | 
| Locality | 3 mi. E. Fontana; Edge of Pigeon Lake | 
| Date Collected | 1946-05-23 | 
| Verbatim Elevation | 850 ft. | 
| Habitat | Soil: Wet | 
| Container | Plants of Kansas | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1fa12fb4-3195-4dda-a6c7-9871466e9ce8 | 
| Harvard University Herbaria Barcode | 00466698 | 
| Herbarium | GH | 
| Previous ownership | [ex] University of Kansas, Lawrence | 
| Family | Plantaginaceae | 
| Determination | Callitriche heterophylla Pursh | 
| Determined by | Philbrick, Charles Thomas | 
| Date Determined | 1992-01-** | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |