| Classification | Onagraceae: Ludwigia | 
| Barcode(s) | 01779007 | 
| Collector | M. L. Fernald & B. H. Long | 
| Collector number | 14966 | 
| Country | United States of America | 
| State | Virginia | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Virginia: Virginia Beach (Virginia) | 
| Locality | along Blackwater Creek, below Blackwater | 
| Date Collected | 1945-09-18 | 
| Habitat | Fresh tidal reed-marsh along Blackwater Creek | 
| Container | Flora of Southeastern Virginia | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/f0fbc3f2-b40c-4715-a107-4a8fd7a6563e | 
| Harvard University Herbaria Barcode | 01779007 | 
| Herbarium | GH | 
| Family | Onagraceae | 
| Determination |  Ludwigia alata Elliott | 
| Determined by | Peng, Ching I | 
| Date Determined | 1981 | 
| Determination Remarks |  [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |