| Classification | Onagraceae: Calylophus | 
| Harvard University Herbaria Barcode(s) | 01624807 | 
| Collector | S. Hayes | 
| Collector number | 266 | 
| Country | United States of America | 
| State | Texas | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas | 
| Locality | Belknap | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/fd7fb6e9-2524-4325-a5e7-95c2821d3758 | 
| Harvard University Herbaria Barcode | 01624807 | 
| Herbarium | GH | 
| Previous ownership | Ex Herb. George Thurber | 
| Family | Onagraceae | 
| Determination | Calylophus hartwegii subsp. pubescens (A. Gray) Towner & P. H. Raven | 
| Determined by | Towner, Howard Frost | 
| Date Determined | 1969 | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |