Thümen, Fungi Austr. Exs.
F.K.A.E.J. de Thümen [1-1200]

University of Illinois Herbarium
Catalog #: ILL00086213
de Thümen s.n.
Oidium moniliodes f. agropyri Lk.
Czech Republic, Bohemia, Aussig; Aussig

USDA United States National Fungus Collections
Catalog #: BPI 409681
Thuemen s.n.
Oidium monilioides f. agropyri
Czechoslovakia, formerly Austria Bohemia, Usti Nad Labem (Aussig)