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

University of Illinois Herbarium
Catalog #: ILL00076172
de Thuemen s.n.
Coleosporium petasitidis (DC.) Thüm.
Germany, Bavaria, Berneck; Berneck

Chrysler Herbarium - Mycological Collection
Catalog #: CHRB-F-0003619
DeThuemen s.n.
Coleosporium petasitidis (DC.) Thüm.
Germany, Bavaria

USDA United States National Fungus Collections
Catalog #: BPI 1034649
Thumen #s. n.
Coleosporium petasitidis (DC.) Thüm.
Germany, Bavaria: Berneck