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

USDA United States National Fungus Collections
Catalog #: BPI 1027325
s.n.
Didymium difforme (Pers.) Gray
Germany

University of Nebraska State Museum, C.E. Bessey Herbarium
Catalog #: NEB00050827
H. et P. Sydow s.n. 30 March 1918
Didymium difforme (Persoon) Gray
Germany, Brandenburg, Ruhlsdorf, Kreis Nieder-Barnim

Academy of Natural Sciences of Drexel University
Catalog #: PH00314156
H. et P. Sydow #s.n. 30 March 1918
Didymium difforme (Persoon) Gray
Germany, Brandenburg, Ruhlsdorf, Kreis Nieder-Barnim

University of Wisconsin-Madison Herbarium
Catalog #: WIS-F-0069016
H. Sydow #s.n. 30 March 1918
Didymium difforme (Pers.) Gray
Germany, Brandenburg, Ruhlsdorf, Kreis Nieder-Barnim

Cornell University, Plant Pathology Herbarium
Catalog #: Syd.,Myc.germ.1799
P. Sydow s.n.
Didymium difforme (Persoon) Gray
Germany