| Classification | Euphorbiaceae |
| Classification 1 | Euphorbiaceae: Euphorbia |
| Harvard University Herbaria Barcode(s) | 00063324 |
| Type Status | Syntype |
| Collector | G. Thurber |
| Collector number | 1063 |
| Country | Mexico |
| State | Sonora |
| Geography | North America: North America (CA, US, MX) (Region): Mexico: Sonora |
| Locality | Ojo de Gavilan |
| Date Collected | 1851-08-29 |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/1a4d22bf-2030-4458-b2c3-4ddbb5af213a |
| Harvard University Herbaria Barcode | 00063324 |
| Herbarium | GH |
| Previous ownership | ex Coll. Geo. Thurber |
| Family | Euphorbiaceae |
| Determination | Euphorbia Linnaeus |
| Determination Remarks | [is label name] |
| Family | Euphorbiaceae |
| Determination | Euphorbia davidii Subils |
| Determined by | M.H. Mayfield (LL, TEX) |
| Date Determined | 1995-10-** |
| Determination Remarks | [is Current name] |
| Family | Euphorbiaceae |
| Type Status | Syntype |
| Syntype of | Euphorbia dentata var. cuphosperma Engelmann |
| Verified by | M.H. Mayfield |
| Date Determined | 1998 |
| Taxon Reference | (for Euphorbia dentata var. cuphosperma Engelmann) Rep. U.S. Mex. Bound., Bot. 1859. 2: 190. |
| Sex | not determined |
| Phenology | Fruit |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
