Constantinescu & Negrean, Herb. Mycol. Roman.O. Constantinescu ; G. Negrean [1851-3000]
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USDA United States National Fungus Collections
Catalog #: BPI 1019241
s.n.
Erysiphe cichoracearum DC.
Romania
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Cornell University Plant Pathology Herbarium
Catalog #: Herb.Myc.Rom.1860
C. Gmelin s.n.
Erysiphe R. Hedw. ex DC.
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Purdue University, Kriebel Herbarium
Catalog #: PUL00028687
G Negrean s.n. 19 August 1970
Erysiphe cichoracearum DC.
Romania, Prahova, Busteni; Valea Jepilor
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