| Classification | Onagraceae: Ludwigia |
| Harvard University Herbaria Barcode(s) | 01780166 |
| Collector | C. B. Hellquist |
| Collector number | 12841 |
| Country | United States of America |
| State | Oklahoma |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Oklahoma: Marshall County |
| Locality | in area locally known as "Happy Hollow" 8.0 miles south of Kingston, Se. 6, T8S, R6E |
| Date Collected | 1978-06-28 |
| Habitat | shore of stream |
| Container | Flora of Oklahoma |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/12dc366f-745a-4700-a477-ac927248f9f4 |
| Harvard University Herbaria Barcode | 01780166 |
| Herbarium | GH |
| Previous ownership | [ex] Herbarium of Boston State College, Boston, Massachusetts; Transferred from Massachusetts College of Liberal Arts Herbarium (NASC) |
| Family | Onagraceae |
| Determination | Ludwigia palustris (Linnaeus) Elliott |
| Determined by | Hellquist, Carl Barre |
| Date Determined | 1978-10-04 |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
