John, Lich. Anatol. Exs. [München (Munich)]
Volker John [1-225]
IndExs #155019164

Arizona State University Lichen Herbarium
Catalog #:
V. John s.n. 24 July 2002
Verrucaria nigrescens Pers.
Turkey, Kocaeli, coastal rocks of the Black Sea, near Tuzagzi, NE of Kefken

Lichen Herbarium of the Museum of Evolution, Uppsala University
Catalog #: L-129322
Volker John #10410 24 July 2002
Verrucaria nigrescens Pers.
Turkey, Kocaeli, Coastal rocks of the Black Sea, near Tuzagzi, NE of Kefken