Arnold, Lich. Exs. Lich. Jur. [Eichstätt]
Ferdinand Christian Gustav Arnold [1-1816]
IndExs #540905952

Lichen Herbarium of the Museum of Evolution, Uppsala University
Catalog #: L-169865
Herter s.n. 00 November 1885
Phaeocalicium tremulicola (Norrl. ex Nyl.) Tibell
Germany, Baden-Württemberg, bei Mühlhausen, Eggmansried, Hummertsried in Württemberg

Duke University Herbarium Lichen Collection
Catalog #: 388135
0128e90c-aaa2-4e91-b79d-b19e21d107f8
Herter #s.n.
Phaeocalicium tremulicola (Norrl. ex Nyl.) Tibell
Germany, Baden-Württemberg, Bei Mühlhausen, Eggmansried, Hummertsried in Württemberg