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-532533
Sandstede s.n. 18 December 1891
Arthonia spadicea Leighton
Germany, Niedersachsen, Bei Ohrwege; Oldenburg

Lichen Herbarium of the Museum of Evolution, Uppsala University
Catalog #: L-532534
Sandstede s.n. 00 January 1892
Arthonia spadicea Leighton
Germany, Niedersachsen, In den Waldungen bei Zwischenahn in Oldenburg