A.L. de Jaczewski [1-350]
USDA United States National Fungus Collections
s.n.
Erysiphe linkii Lév.
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USDA United States National Fungus Collections
Elenkin s.n. 14 September 1898
Erysiphe cichoracearum DC.
USSR, Leningrad, Duderhop near Petropolis
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University of Wisconsin-Madison Herbarium
Elenkin #s.n. 26 September 1898
Erysiphe cichoracearum DC.
Russian Federation, Duderhof prope Petropolin
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