| Classification | Euphorbiaceae: Euphorbia |
| Harvard University Herbaria Barcode(s) | 00011310 |
| Type Status | Isotype |
| Collector | K. T. Hartweg |
| Collector number | 33 |
| Country | Mexico |
| State | Guanajuato |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Guanajuato |
| Date Collected | 1837 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/5c6a65ce-116f-4086-8b9c-863c97d1f447 |
| Harvard University Herbaria Barcode | 00011310 |
| Herbarium | GH |
| Family | Euphorbiaceae |
| Determination | Euphorbia albomarginata Torrey & A. Gray |
| Determined by | L.C. Wheeler |
| Date Determined | 1936 |
| Family | Euphorbiaceae |
| Determination | Euphorbia hartwegiana Boissier |
| Determined by | R. McVaugh |
| Determination Remarks | [is Current name] |
| Annotation Text | Examined for Flora Novo-galiciana |
| Family | Euphorbiaceae |
| Type Status | Isotype |
| Isotype of | Euphorbia hartwegiana Boissier |
| Taxon Reference | (for Euphorbia hartwegiana Boissier) Prodr. [A. P. de Candolle] 1862. 15(2): 31. |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
