Thümen, Fungi Austr. Exs.
F.K.A.E.J. de Thümen [1-1200]

University of Illinois Herbarium
Catalog #: ILL00085989
de Thümen s.n.
Capnodium persoonii Berk. & Desm.
Czech Republic, Bohemia, Tetschen; Tetschen

Rutgers University, Chrysler Herbarium - Mycology Collection
Catalog #: CHRB-F-0001978
DeThumen s.n.
Capnodium quercinum (Pers.) Berk. & Desm.
Czech Republic, Bohemia

USDA United States National Fungus Collections
Catalog #: BPI 699162
Thuemen s.n.
Capnodium persoonii f. ribis rubri
Czechoslovakia, Bohemia, Tetschen