| Name | Euphorbia villifera var. crepuscula L. C. Wheeler |
| Authorship | L. C. Wheeler |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Euphorbia villifera Scheele |
| GUID | urn:lsid:ipni.org:names:102076-2 |
| Citation | 1939 Contr. Gray Herb. 127: 61 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Euphorbia villifera var. crepuscula L. C. Wheeler |
| Identification made in | [no date] (1), 1939 (1) |