| Name | Euphorbia humistrata Engelmann ex A. Gray |
| Authorship | Engelmann ex A. Gray |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Euphorbia Linnaeus |
| GUID | urn:lsid:ipni.org:names:346844-1 |
| Citation | 1856 Manual [A. Gray], ed. 2. 386 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Euphorbia humistrata Engelmann ex A. Gray |
| Identification made in | [no date] (4) |