| Classification | Onagraceae: Oenothera | 
| Classification 1 | Onagraceae: Calylophus | 
| Harvard University Herbaria Barcode(s) | 00263634 | 
| Type Status | Isotype | 
| Collector | C. Wright | 
| Collector number | 199 | 
| Country | United States of America | 
| State | Texas | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas: Pecos County | 
| Locality | Western Texas to El Paso, New Mexico [hills beyond the Pecos] | 
| Date Collected | 1849-08-16 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/36e15a18-6a4f-41f1-a7ee-17568dd42b39 | 
| Harvard University Herbaria Barcode | 00263634 | 
| Herbarium | GH | 
| Family | Onagraceae | 
| Type Status | Isotype | 
| Isotype of | Oenothera greggii var. pubescens A. Gray | 
| Verified by | W. T. Kittredge | 
| Date Determined | 2008 | 
| Taxon Reference | (for  Oenothera greggii var. pubescens A. Gray) Smithsonian Contr. Knowl. 1852. 3(5): 72. | 
| Family | Onagraceae | 
| Determination | Calylophus hartwegii subsp. pubescens (A. Gray) Towner & P. H. Raven | 
| Determined by | H. F. Towner | 
| Date Determined | 1969 | 
| Determination Remarks | [current name] | 
| Family | Onagraceae | 
| Determination | Oenothera greggii var. pubescens A. Gray | 
| Determination Remarks | [label name] | 
| Sex | not determined | 
| Phenology | Fruit | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |