K.W. Krieger [1-2500]
Cornell University Plant Pathology Herbarium
Catalog #: Krieger,F.Sax.2206
s.n.
Erysiphe communis (Wallr.) Schltdl.
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USDA United States National Fungus Collections
s.n.
Erysiphe communis (Wallr.) Schltdl.
Germany
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USDA United States National Fungus Collections
Krieger W. s.n. 17 July 1912
Erysiphe polygoni DC.
Germany, Gross-Sedlitz
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University of Wisconsin-Madison Herbarium
W. Krieger #s.n. 17 July 1912
Erysiphe cichoracearum DC.
Germany, Saxony, bei Gross-Sedlitz b. Pirna
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