| Classification | Euphorbiaceae: Euphorbia |
| Harvard University Herbaria Barcode(s) | 00046362 |
| Type Status | Syntype |
| Collector | John Pope |
| Collector number | 246 |
| Country | United States of America |
| State | Texas |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Texas |
| Locality | Headwaters of the Colorado River |
| Date Collected | [Apr] |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/b1302080-b376-4238-a33f-e54028fb7300 |
| Harvard University Herbaria Barcode | 00046362 |
| Herbarium | GH |
| Previous ownership | Ex Herb. George Thurber |
| Family | Euphorbiaceae |
| Type Status | Syntype |
| Syntype of | Euphorbia wrightii Torrey & A. Gray |
| Taxon Reference | (for Euphorbia wrightii Torrey & A. Gray) Pacific Railr. Rep. 2, Pt. 4, Bot. (Pope) 1857. 174. |
| Family | Euphorbiaceae |
| Determination | Euphorbia wrightii Torrey & A. Gray |
| Determined by | K. R. Park (OKL) |
| Date Determined | 1996 |
| Determination Remarks | [current name] |
| Family | Euphorbiaceae |
| Determination | Euphorbia wrightii Torrey & A. Gray |
| Determined by | M. C. Johnston |
| Date Determined | 1958-07-22 |
| Annotation Text | 1st collection cited, probably: "Headwaters of the Colorado; April" |
| Family | Euphorbiaceae |
| Determination | InQuestion Euphorbia wrightii Torrey & A. Gray |
| Family | Euphorbiaceae |
| Determination | Euphorbia wrightii Torrey & A. Gray |
| Determined by | M. J. Huft (MICH) |
| Annotation Text | Lectotype |
| Sex | not determined |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
