| Classification | Onagraceae: Oenothera | 
| Harvard University Herbaria Barcode(s) | 01780867 | 
| Collector | R. C. Foster & J. F. Arnold | 
| Collector number | 218 | 
| Country | United States of America | 
| State | Arizona | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arizona | 
| Locality | Just northeast of Paradise, on road to San Simon | 
| Date Collected | 1938-04-17 | 
| Container | Plants of Arizona | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/f2b92a0e-36e6-488a-b201-474b383bd0ce | 
| Harvard University Herbaria Barcode | 01780867 | 
| Herbarium | GH | 
| Family | Onagraceae | 
| Determination | Oenothera albicaulis Nuttall | 
| Determined by | Munz, Philip Alexander | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |