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

Cornell University Plant Pathology Herbarium
Catalog #: Syd.,Myc.germ.1882
A. Ludwig s.n. 13 May 1920
Peronospora boni-henrici Gaum.
Germany, Westphalia, Weringhausen near Finnentrop, Kreis Meschede

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00061855
A. Ludwig s.n. 13 May 1920
Peronospora boni
Germany, Westfalen: Weringhausen bei Finnentrop, Kreis Meschede

Academy of Natural Sciences of Drexel University
Catalog #: PH00314395
A. Ludwig #s. n. 13 May 1920
Peronospora boni-henrici Gäumann
Germany, Westfalen: Weringhausen bei Finnentrop, Kreis Meschede

University of Michigan Herbarium
Catalog #: 335601
A. Ludwig #s. n. 13 May 1920
Peronospora boni-henrici Gäum.
Germany, Westfalen: Weringhausen bei Finnentrop, Kreis Meschede

Field Museum of Natural History
Catalog #: C0259047F
c53c0bca-1033-4c40-9433-bdcc4c3daa1c
A. Ludwig #s.n. 13 May 1920
Peronospora boni-henrici Gäum. Gäum.
Germany, North Rhine-Westphalia, Meschede, Weringhausen; Weringhausen, Weringhausen, near Finnentrop

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0073444
A. Ludwig #s.n. 13 May 1920
Peronospora effusa (Greville) Rabenhorst
Germany, Westfalen: Weringhausen bei Finnentrop, Kreis Meschede

USDA United States National Fungus Collections
Catalog #: BPI 787221
Ludwig, A. s.n. 13 May 1920
Peronospora boni-henrici Gäum.
Germany, Westfalen, Weringhausen, near Finnentrop, Meschede Kreis

USDA United States National Fungus Collections
Catalog #: BPI 1027408
Ludwig, A. s.n. 13 May 1920
Peronospora boni-henrici Gäum.
Germany, Westfalen, Weringhausen, near Finnentrop, Meschede Kreis