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-169863
Hegetschweiler s.n. 00 August 1886
Arthonia luridofusca (Arnold) Nyl.
Switzerland, Zürich, im Walde bei Unter-Mettmenstetten, Kanton Zürich

Duke University Herbarium Lichen Collection
Catalog #: 388134
d6f8424e-3905-4236-b35e-4e5905299ece
Hegetschweiler, C. #s.n. 00 August 1886
Arthonia luridofusca (Arnold) Nyl.
Switzerland, Zurich, Bei Unter-Mettmenstetten, Kanton Zürich