H. Sydow and P. Sydow [1-3000]

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0074672
s.n.
Oidium quercinum Thüm.

USDA United States National Fungus Collections
Catalog #: BPI 1026364
s.n.
Oidium quercinum Thüm.
Germany

Cornell University, Plant Pathology Herbarium
Catalog #: Syd.,Myc.germ.0840
H. Sydow s.n. 08 September 1908
Oidium quercinum var. gemmiparum Ferraris
Germany, Berlin, Schmöckwitz

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00061109
H. Sydow s.n. 09 August 1908
Oidium quercinum Thüm.
Germany, Brandenburg, Schmockwitz bei Berlin

Miami University, Willard Sherman Turrell Herbarium
Catalog #: 000223980
H. Sydow #840 09 August 1908
Oidium quercinum Thüm.
Germany

University of Michigan Herbarium
Catalog #: 326582
H. Sydow #s. n. 09 August 1908
Oidium quercinum var. gemmiparum Ferraris
Germany, Brandenburg, Schmöckwitz bei Berlin.

Academy of Natural Sciences of Drexel University
Catalog #: PH00323444
H. Sydow #s. n. 09 August 1908
Oidium quercinum var. gemmiparum Ferraris
Germany, Brandenburg, Schmöckwitz bei Berlin.

University of Illinois Herbarium
Catalog #: ILL00082262
H. Sydow #s.n. 09 August 1908
Oidium quercinum Thüm.
Germany, Brandenburg: Schmöckwitz bei Berlin

USDA United States National Fungus Collections
Catalog #: BPI 409749
Sydow H. s.n. 09 August 1908
Oidium quercinum var. gemmiparum Ferraris
East Germany, Brandenburg, Schmoeckwitz, East Berlin

USDA United States National Fungus Collections
Catalog #: BPI 409750
Sydow H. s.n. 09 August 1908
Oidium quercinum var. gemmiparum Ferraris
East Germany, Brandenburg, Schmoeckwitz, East Berlin