USDA United States National Fungus Collections
s.n.
Erysiphe lamprocarpa (Wallr.) Link
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USDA United States National Fungus Collections
Fiedler #s.n.
Erysiphe horridula (Wallr.) Rabenh.
Germany, Schwerin
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USDA United States National Fungus Collections
Lasch (Poland); Fiedler (germany) s.n.
Erysiphe communis (Wallr.) Schltdl.
Poland, germany Driesen (Poland), Dresden (Germany)
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