F.V. Bucholtz [1-700]

Cornell University, Plant Pathology Herbarium
Catalog #: F.rossici-0537
s.n.
Sphaerotheca humuli var. fuliginea (Schlecht.) Pers.
Russia

Washington State University, Charles Gardner Shaw Mycological Herbarium
Catalog #: WSP11551
O. Treboux s.n. 23 August 1914
Sphaerotheca humuli var. fuliginea (DC.) Burr.; ((Schl.) Salm.)
Latvia, Livonia, Kokenhusen

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0082767
O. Treboux #s.n. 00 August 1914
Sphaerotheca humuli var. fuliginea (Schltdl.) E.S. Salmon