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

Cornell University Plant Pathology Herbarium
Catalog #: Syd.,Myc.germ.2219
A. Ludwig s.n. 20 September 1923
Gloeosporium populi Oudem.
Germany, Westfalen: in der Hitschelbach bei siegen

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00053915
A. Ludwig s.n. 20 September 1923
Gloeosporium populi Oudem.
Germany, Westfalen, in der Hitschelbach bei Siegen

Field Museum of Natural History
Catalog #: C0263567F
108cde06-0e13-4313-9992-33ef30d410aa
A. Ludwig #s.n. 20 September 1923
Gloeosporium populi Oudem. Oudem.
Germany, North Rhine-Westphalia, Siegen-Wittgenstein, Siegen; Siegen, Hitschelbach, near Siegen

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0070536
A. Ludwig #s.n. 20 September 1923
Gloeosporium populi Oudem.
Germany, Westfalen: in der Hitschelbach bei Siegen

USDA United States National Fungus Collections
Catalog #: BPI 395411
Ludwig A. s.n. 20 September 1923
Gloeosporium populi (Lib.) Mont. & Desm.
West Germany, Westphalia (Westfalen), in Hitschelbach, near Siegen

USDA United States National Fungus Collections
Catalog #: BPI 395412
Ludwig A. s.n. 20 September 1923
Gloeosporium populi (Lib.) Mont. & Desm.
West Germany, Westphalia (Westfalen), in Hitschelbach, near Siegen

USDA United States National Fungus Collections
Catalog #: BPI 1027745
Ludwig A. s.n. 20 September 1923
Gloeosporium populi (Lib.) Mont. & Desm.
Germany, Westphalia (Westfalen), in Hitschelbach, near Siegen