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

USDA United States National Fungus Collections
Catalog #: BPI 1034585
s.n.
Oidium fructigenum Link

University of Illinois Herbarium
Catalog #: ILL00076106
de Thuemen s.n.
Oidium fructigenum (Pers.) Fr.
Germany, Bavaria, Bayreuth; Bayreuth

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00060122
de Thumen s.n.
Monilia fructigenum f. Mali
Germany, Bavaria, Bayreuth;

Purdue University, Kriebel Herbarium
Catalog #: PUL00029526
de Thumen s.n.
Oidium fructigenum (Pers.) Fr.
Germany, Bavaria, Bayreuth;

USDA United States National Fungus Collections
Catalog #: BPI 409482
Thuemen s.n.
Oidium fructigenum f. mali
West Germany, Bavaria, Bayreuth

USDA United States National Fungus Collections
Catalog #: BPI 408893
Thuemen de s.n.
Monilia fructigena Schumach.
West Germany, Bavaria, Bayreuth