Ascomyceten #1825
Rehm, Ascomyc.
H. Rehm [1-2175, plus extras]

Cornell University Plant Pathology Herbarium
Catalog #: CUP-F-2215
Dr. Magnus #2326 00 August 1908
Sphaerotheca fugax Penz. & Sacc.
Italy, Bei Seis und Ratzes in S. Tirol.

USDA United States National Fungus Collections
Catalog #: BPI 604757
Magnus s.n. 00 August 1908
Sphaerotheca humuli (DC.) Burrill
Italy, S. Tyrol