| Classification | Pontederiaceae: Heteranthera |
| Barcode(s) | 01919157 |
| Collector | M. L. Fernald, K. M. Wiegand & A. J. Eames |
| Collector number | 14206 |
| Country | United States of America |
| State | New York |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New York: Oswego County |
| Locality | Deadwater at mouth of river, Selkirk |
| Date Collected | 1922-08-24 |
| Habitat | Deadwater, flowing over Silurian (Hudson River) shales and schists |
| Container | Flora of New York |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a6a56a43-0085-4984-bccd-3da1e36eeba3 |
| Harvard University Herbaria Barcode | 01919157 |
| Herbarium | GH |
| 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 |