F.K.A.E.J. de Thümen [1-2300, plus extras]

University of Illinois Herbarium
Catalog #: ILL00075967
de Thuemen s.n.
Peronospora effusa (Greville) Rabenhorst
Germany, Bavaria, Bayreuth; Bayreuth

Charles Gardner Shaw Mycological Herbarium, Washington State University
Catalog #: WSP35630
de Thuemen s.n.
Peronospora effusa var. polygoni de Bary; (Thm.)
Germany, Bavaria: Bayreuth

USDA United States National Fungus Collections
Catalog #: BPI 788005
de Thumen s.n.
Peronospora effusa (Grev.) Rabenh.
Germany, Bavaria, Bayreuth

University of Nebraska State Museum, C.E. Bessey Herbarium - Fungi
Catalog #: NEB00061981
de Thumen s.n.
Peronospora effusa (Greville) Rabenhorst
Germany, Bavaria, Bayreuth;

USDA United States National Fungus Collections
Catalog #: BPI 1034449
de Thumen s.n.
Peronospora effusa (Grev.) Rabenh.
Germany, Bavaria, Bayreuth

New York Botanical Garden
Catalog #: 1960178
46beadb0-802f-4d57-931e-f11ac1ec2dde
F. K. A. E. J. von Thümen #s.n.
Peronospora effusa (Grev.) Tul.
Germany, Oberfranken, Bayreuth, Bavaria