| Classification | Pontederiaceae: Heteranthera |
| Harvard University Herbaria Barcode(s) | 00700400 |
| Collector | F. H. Steinmetz & M. W. Quimby |
| Collector number | 580 |
| Country | United States of America |
| State | Maine |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maine: Penobscot County: Corinna |
| Locality | Corinna |
| Date Collected | 1937-07-27 [July 27, 1937] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/9c7acac9-b24c-4ab2-ba85-88d09410e283 |
| Harvard University Herbaria Barcode | 00700400 |
| Herbarium | NEBC |
| Family | Pontederiaceae |
| Determination | Heteranthera dubia MacMillan |
| Determination Remarks | [is filed under name] [is Current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
