| Classification | Onagraceae: Ludwigia |
| Harvard University Herbaria Barcode(s) | 01779183 |
| Collector | W. M. Benner |
| Country | United States of America |
| State | Pennsylvania |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Pennsylvania: Philadelphia County |
| Locality | along Penna. R.R. siding, near Cedar Grove |
| Date Collected | 1926-07-19 |
| Habitat | Wet ditch |
| Container | Southeastern Pennsylvania |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a69dd3bd-f825-4b16-8e56-86af6666fcf0 |
| Harvard University Herbaria Barcode | 01779183 |
| Herbarium | GH |
| Previous ownership | Ex The Academy of Natural Sciences of Philadelphia |
| Family | Onagraceae |
| Determination | Ludwigia alternifolia Linnaeus |
| 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 |