| Name | Euphorbia melanadenia Torrey |
| Authorship | Torrey |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Euphorbia Linnaeus |
| Contains | Euphorbia melanadenia var. subappendiculata Engelmann |
| GUID | urn:lsid:ipni.org:names:101732-2 |
| Citation | 1857 Pacific Railr. Rep. 4, Pt. 5, No. 4 (Whipple) 135 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Euphorbia melanadenia Torrey |
| Identification made in | [no date] (3), 1936 (2) |