| Classification | Pontederiaceae: Pontederia |
| Barcode(s) | 00864193 |
| Collector | R. J. Eaton |
| 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 |
| Date Collected | 1957-07-20 [20 July 1957] |
| Habitat | Shallow water, edge of river |
| Project | New England Vascular Plants TCN |
| Remarks | specimen shows the three flower forms |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/927eaa70-19d2-11e6-b5e0-001ec9fd629b |
| Harvard University Herbaria Barcode | 00864193 |
| Herbarium | NEBC |
| 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] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |