| Name | Oidium monilioides var. ochraceum Thümen |
| Authorship | Thümen |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Oidium monilioides (Nees) Link: Fries |
| Citation | 1874 Fungi Austria. Exsicc. Cent. 11: no. 1084 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Oidium monilioides var. ochraceum Thümen |
| Identification made in | [no date] (3) |