| Classification | Pontederiaceae: Heteranthera | 
| Barcode(s) | 01919068 | 
| Collector | W. M. Canby | 
| Country | United States of America | 
| State | Delaware | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Delaware | 
| Locality | [no additional data] | 
| Habitat | Streams | 
| Frequency | common | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/cef163cb-44b8-4368-a970-858be3c7a7a0 | 
| Harvard University Herbaria Barcode | 01919068 | 
| Herbarium | GH | 
| Previous ownership | [ex] Herbarium of Charles Edward Faxon, Given to the Gray Herbarium, 1910 | 
| Family | Pontederiaceae | 
| Determination |  Heteranthera dubia MacMillan | 
| Determined by | Horn, Charles N. | 
| Date Determined | 1995 | 
| Determination Remarks |  [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |