| Classification | Pontederiaceae: Heteranthera |
| Harvard University Herbaria Barcode(s) | 01919175 |
| Collector | H. A. Wahl with W. M. Craighead, R. C. Scherer & C. R. Watts |
| Collector number | 20649 |
| Country | United States of America |
| State | Pennsylvania |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Pennsylvania: Wyoming County |
| Locality | Susquehanna River, 1 mi N of Mehoopany |
| Date Collected | 1963-08-18 |
| Habitat | shallow quiet water |
| Container | Plants of Pennsylvania |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/2b499574-fab4-43ad-90e3-a920a12faa2f |
| Harvard University Herbaria Barcode | 01919175 |
| Herbarium | GH |
| Previous ownership | Ex The Herbarium of the Pennsylvania State University |
| Family | Pontederiaceae |
| Determination | Heteranthera dubia MacMillan |
| Determined by | Horn, Charles N. |
| Date Determined | 1995 |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
