| Classification | Onagraceae: Calylophus | 
| Harvard University Herbaria Barcode(s) | 01624755 | 
| Collector | S. D. McKelvey | 
| Collector number | 4046 | 
| Country | United States of America | 
| State | Arizona | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arizona: Santa Cruz County | 
| Locality | Just south of Sonoita | 
| Date Collected | 1934-04-18 | 
| Container | Plants of the Southwestern United States | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/0e9a639f-65f6-4cc6-b538-ef2ef146b57f | 
| Harvard University Herbaria Barcode | 01624755 | 
| Herbarium | GH | 
| Family | Onagraceae | 
| Determination | Calylophus hartwegii subsp. pubescens (A. Gray) Towner & P. H. Raven | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |