| Name | Oidium verbenacae Passerini |
| Authorship | Passerini |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Oidium |
| Citation | 1877 Cent. 8: no. 789 |
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Oidium verbenacae Passerini |
| Identification made in | [no date] (6) |