| Name | Oidium verbenae Thümen & P.C. Bolle |
| Authorship | Thümen & P.C. Bolle |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Oidium |
| Citation | 1885 Boll. Soc. Adriat. Sci. Nat. Trieste 9: 69 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Oidium verbenae Thümen & P.C. Bolle |
| Identification made in | [no date] (1) |