A.L. de Jaczewski [1-350]

USDA United States National Fungus Collections
Catalog #: BPI 976218
s.n.
Erysiphe linkii Lév.

USDA United States National Fungus Collections
Catalog #: BPI 559485
Elenkin s.n. 14 September 1898
Erysiphe cichoracearum DC.
USSR, Leningrad, Duderhop near Petropolis

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0069877
Elenkin #s.n. 26 September 1898
Erysiphe cichoracearum DC.
Russian Federation, Duderhof prope Petropolin