W. A. Tranzschel and J. Serebrianikow
USDA United States National Fungus Collections
s.n.
Plasmopara pygmaea (Unger) J. Schröt.
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USDA United States National Fungus Collections
Tranzschel, W. s.n. 11 May 1910
Plasmopara pygmaea (Unger) J. Schröt.
USSR, Levaschowo, St.-Petersburg Province and District
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University of Wisconsin-Madison Herbarium
W. Tranzschel #s.n. 11 May 1910
Plasmopara pygmaea (Ung.) Schot
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