| Classification | Euphorbiaceae: Euphorbia | 
| Harvard University Herbaria Barcode(s) | 00063327 | 
| Type Status | Isotype | 
| Collector | K. T. Hartweg | 
| Country | Mexico | 
| State | Guanajuato | 
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Guanajuato | 
| Locality | In petrosis, Guanaxuato | 
| Date Collected | 1837 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/a637b7c4-395a-440b-93de-5a19def57b71 | 
| Harvard University Herbaria Barcode | 00063327 | 
| Herbarium | GH | 
| Family | Euphorbiaceae | 
| Type Status | Isotype | 
| Isotype of | Euphorbia radians Bentham | 
| Verified by | M.H. Mayfield | 
| Date Determined | 1998 | 
| Taxon Reference | (for  Euphorbia radians Bentham) Pl. Hartw. 1839. 8. | 
| Family | Euphorbiaceae | 
| Determination | Euphorbia radians Bentham | 
| Determination Remarks | [label name] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |