Nádvorník: Physc. Exs.
Joseph Nádvorník [1 - 33]

Uppsala University Exsiccati
Catalog #: L-048916
J. Nadvornik s.n. 23 December 1942
Phaeophyscia nigricans (Flörke) Moberg
Czech Republic, Bohemia, Zbraslav.

Shirley C. Tucker Herbarium at Louisiana State University
Catalog #: LSU00188816
Joseph Nádvorník #s.n. 23 December 1942
Physcia nigricans var. parvula (Wain.) Nadv.
Czech Republic, Bohemia; Zbraslav, Robinia.