| 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) |