| Classification | Pontederiaceae: Pontederia | 
| Harvard University Herbaria Barcode(s) | 00864198 | 
| Collector | W. Deane | 
| Country | United States of America | 
| State | Massachusetts | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County: Concord | 
| Locality | Concord River | 
| Date Collected | 1893-07-05 [July 5-1893] | 
| Project | New England Vascular Plants TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a8e8b29c-19d2-11e6-b5e0-001ec9fd629b | 
| Harvard University Herbaria Barcode | 00864198 | 
| Herbarium | GH | 
| Family | Pontederiaceae | 
| Determination | Pontederia cordata Linnaeus | 
| Determined by | Lowden, Richard M. | 
| Date Determined | 1971-06-** | 
| Determination Remarks | [filed under] [current name] | 
| Annotation Text | var. cordata | 
| Family | Pontederiaceae | 
| Determination | Pontederia cordata Linnaeus | 
| Determination Remarks | [label name] | 
| Phenology | Sterile | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |