| Name | Euphorbia brandegei Millspaugh |
| Authorship | Millspaugh |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Euphorbia Linnaeus |
| Citation | 1889 Proc. Calif. Acad. Sci. ser. 2, 2: 226 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Euphorbia brandegei Millspaugh |
| Identification made in | [no date] (2) |