Allescher & Schnabl, Fungi Bav.
Allescher, A.; Schnabl, J.N. [1-700]
IndExs #429712176

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000248095
A. Vill #733 00 September 1904
Erysiphe communis (Wallr.) Schltdl.

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0069898
A. Vill #s.n. 00 September 1904
Erysiphe polygoni DC.