| Name | Oidium violae Passerini |
| Authorship | Passerini |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Oidium |
| Citation | 1876 Herb. Mycol. Oecon. Fasc. 9: no. 417 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Oidium violae Passerini |
| Identification made in | [no date] (2), 1984 (1) |