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

Cornell University, Plant Pathology Herbarium
Catalog #: Syd.,Myc.germ.1888
s.n.
Gaeum
Germany

USDA United States National Fungus Collections
Catalog #: BPI 1027414
s.n.
Peronospora turritidis Gäum.
Germany

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00062405
A. Ludwig s.n. 29 May 1922
Peronospora turritidis Gäumann
Germany, Westfalen: Reckhammertal bei Siegen

University of Michigan Herbarium
Catalog #: 336433
A. Ludwig #s. n. 29 May 1922
Peronospora turritidis Gäumann
Germany, Westfalen: Reckhammertal bei Siegen

Academy of Natural Sciences of Drexel University
Catalog #: PH00314471
A. Ludwig #s.n. 29 May 1922
Peronospora conferta (Unger) Unger
Germany, Westfalen: Reckhammertal bei Siegen

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0075513
A. Ludwig #s.n. 29 May 1922
Peronospora turritidis Gäum.

USDA United States National Fungus Collections
Catalog #: BPI 791428
Ludwig, A. s.n. 29 May 1922
Peronospora turritidis Gäum.
Germany, Westfalen, Reckhammertal, Siegen