Rabenhorst, Fungi Eur. Exs.
G.L. Rabenhorst [1-2600]

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0069616
Oertel #s.n. 00 August 1877
Erysiphe holosericea (Wallr.) Link
Germany, Rossbach bei Naumburg a/S.