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-532953
Zopf s.n. 00 July 1894
Cetraria ericetorum Opiz
Germany, Niedersachsen, Halle

Duke University Herbarium Lichen Collection
Catalog #: 388662
f5427f85-d93e-44d8-8b28-44632362577c
Zopf, W. #s.n. 00 July 1894
Cetraria ericetorum Opiz
Germany, Lower Saxony, Bei Halle