| Classification | Onagraceae: Ludwigia |
| Barcode(s) | 01779124 |
| Collector | E. F. Williams |
| Country | United States of America |
| State | New Jersey |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New Jersey: Monmouth County |
| Locality | Locust [Middletown Township] |
| Date Collected | 1900-09-01 |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/11203bf7-d2a1-4707-b43b-eb043cc0e4d3 |
| Harvard University Herbaria Barcode | 01779124 |
| Herbarium | GH |
| Previous ownership | [Ex] Herbarium of Emile Francis Williams Given to the Gray Herbarium, 1913 |
| 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 |