| Classification | Pontederiaceae: Heteranthera |
| Harvard University Herbaria Barcode(s) | 01919063 |
| Collector | F. P. Metcalf |
| Collector number | 641 |
| Country | United States of America |
| State | Arkansas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arkansas |
| Locality | [Hormersville] |
| Date Collected | 1920-06-22 |
| Container | Plants of Arkansas |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/5c3f75ec-49b0-4cfb-ab7b-f169c99c9bfc |
| Harvard University Herbaria Barcode | 01919063 |
| Herbarium | GH |
| 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 |
