| Classification | Onagraceae: Oenothera |
| Harvard University Herbaria Barcode(s) | 01643944 |
| Collector | T. C. Porter |
| Country | United States of America |
| State | Pennsylvania |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Pennsylvania: Lancaster County |
| Locality | Island in the Susquehanna |
| Date Collected | 1861-08-29 |
| Project | US and Canada - Mass Digitization |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/6749fe7c-546b-40d1-9ee1-8f3246bc8d52 |
| Harvard University Herbaria Barcode | 01643944 |
| Herbarium | GH |
| Family | Onagraceae |
| Determination | Oenothera tetragona var. tetragona Roth |
| Determination Remarks | [is filed under name] [is Current name] |
| Sex | not determined |
| Phenology | NotDetermined |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
