| Name | Euphorbia bilobata Engelmann |
| Authorship | Engelmann |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Euphorbia Linnaeus |
| GUID | urn:lsid:ipni.org:names:101332-2 |
| Citation | 1859 Rep. U.S. Mex. Bound., Bot. 190 |
| Holdings | 8 Specimens held in the Harvard University Herbaria identified as Euphorbia bilobata Engelmann |
| Identification made in | [no date] (5), 1980 (1), 2008 (2) |