H. Sydow and P. Sydow [1-3000]

Cornell University, Plant Pathology Herbarium
Catalog #: Syd.,Myc.germ.2910
s.n.
Erysiphe convolvuli DC.
Germany

USDA United States National Fungus Collections
Catalog #: BPI 1028433
s.n.
Erysiphe convolvuli DC.
Germany

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0069684
P. Vogel #s.n. 22 September 1934
Erysiphe convolvuli DC.
Poland, Tamsel [Brandenburg, Germany]

Iowa State University, Ada Hayden Herbarium
Catalog #: ISC-F-0125157
P. Vogel #s.n. 22 September 1934
Erysiphe convolvuli DC.
Germany [Poland], Brandenburg: Tamsel [Dąbroszyn]

USDA United States National Fungus Collections
Catalog #: BPI 559243
Vogel P. s.n. 22 September 1934
Erysiphe convolvuli DC.
Germany, Dabroszyn (Tamsel, Brandenburg)