Migula, Krypt. Germ., Austr. Helv. Exs. [Pilze]
E.F.A.W. Migula [1-425]

Cornell University Plant Pathology Herbarium
Catalog #: Mig.,C.G,A.H-0139
s.n.
Erysiphe communis (Wallr.) Schltdl.

Michigan State University Herbarium non-lichenized fungi
Catalog #: MSC0253149
Fr. Matouschek s.n. 00 August 1904
Erysiphe communis (Wallr.) Schltdl.
Austria, Lower Austria (Niederoesterreich), Waldungen des Sonntagsberges bei Rosenau

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0069903
Fr. Matouschek #s.n. 00 August 1904
Erysiphe communis (Wallr.) Schltdl.

USDA United States National Fungus Collections
Catalog #: BPI 562121
Matouschek Fr. s.n. 00 August 1904
Erysiphe communis (Wallr.) Schltdl.
Austria, Nieder-Oesterreich, near Rosenau

Academy of Natural Sciences of Drexel University
Catalog #: PH00315445
Prof. Matouschek #s.n 00 August 1904
Erysiphe aquilegiae DC.
Austria, Nieder-Oesterreich, Sonntagsberg, near Rosenau