Weiss, Herb. Pathol
J.E. Weiss; R. Staritz [1-200]

Brown University Herbarium
Catalog #: CBRU00010697
R Staritz s.n. 22 July 1920
Oidium crataegi Grognot
Germany, Dessau;

USDA United States National Fungus Collections
Catalog #: BPI 1044812
R Staritz s.n. 22 July 1920
Oidium crataegi Grognot
Germany, Dresau