J.J. Davis [1-170]
USDA United States National Fungus Collections
Davis J.J. #s.n. 05 June 1917
Peronospora alsinearum Casp.
United States, Wisconsin, Madison
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USDA United States National Fungus Collections
Davis, J. J. s.n. 05 June 1917
Peronospora alsinearum Casp.
United States, Wisconsin, Madison
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USDA United States National Fungus Collections
Davis, J. J. s.n. 05 June 1917
Peronospora alsinearum Casp.
United States, Wisconsin, Madison
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Michigan State University Herbarium non-lichenized fungi
J.J. Davis s.n. 05 June 1917
Perononspora alsinearum
United States, Wisconsin, Madison;
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University of Wisconsin-Madison Herbarium
J.J. Davis #s.n. 05 June 1917
Peronospora alsinearum Caspary.
United States, Wisconsin, Dane, Madison;
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University of Illinois Herbarium
JJ Davis s.n. 05 June 1917
Peronospora alsinearum Caspary
USA, Wisconsin, Dane, Madison; Madison
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