F.K.A.E.J. de Thümen [1-2300, plus extras]

USDA United States National Fungus Collections
Catalog #: BPI 1034251
s.n.
Erysiphe martii Lév.

University of Illinois Herbarium
Catalog #: ILL00075766
de Thuemen s.n.
Erysiphe martii Lév.
Czech Republic, Teplitz

USDA United States National Fungus Collections
Catalog #: BPI 562416
Thuemen s.n.
Erysiphe communis (Wallr.) Schltdl.
Czechoslovakia, Bohemia, Teplitz

USDA United States National Fungus Collections
Catalog #: BPI 713014
Thuemen s.n.
Erysiphe martii Lév.
Czechoslovakia, Bohemia, Teplitz

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00052447
Thumen s.n.
Erysiphe martii Lév.
Czech Republic, Bohmen: Teplitz