H. Sydow and P. Sydow [1-3000]
Cornell University Plant Pathology Herbarium
Catalog #: Syd.,Myc.germ.2513
s.n.
Peronospora Corda
Germany
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University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
A. Ludwig s.n. 29 August 1931
Peronospora knautiae Fuckel
Germany, Westfalen: bei Silberg, Kreis Olpe
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University of Michigan Herbarium
A. Ludwig #s. n. 29 August 1931
Peronospora knautiae Fuckel
Germany, Westfalen: bei Silberg, Kreis Olpe.
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Academy of Natural Sciences of Drexel University
A. Ludwig #s.n. 29 August 1931
Peronospora knautiae Fuckel
Germany, Westfalen: bei Silberg, Kreis Olpe
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University of Wisconsin-Madison Herbarium
A. Ludwig #s.n. 29 August 1931
Peronospora knautiae Fuck.
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USDA United States National Fungus Collections
Ludwig, A. s.n. 29 August 1931
Peronospora knautiae Fuckel
Germany, Westfalen, Silberg, Olpe Kreis
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USDA United States National Fungus Collections
Ludwig, A. s.n. 29 August 1931
Peronospora knautiae Fuckel
Germany, Westfalen, Silberg, Olpe Kreis
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