| Name | Euphorbia dioscoreoides subsp. attenuata V. W. Steinmann |
| Authorship | V. W. Steinmann |
| Rank | Subspecies |
| NomenclaturalStatus | NomLeg |
| Placed in | Euphorbia dioscoreoides Boissier |
| GUID | urn:lsid:ipni.org:names:302857-2 |
| Citation | 1996 Aliso 15: 222 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Euphorbia dioscoreoides subsp. attenuata V. W. Steinmann |
| Identification made in | 1996 (1) |