Lichens of Belgium, Luxembourg and northern France

no map available   Opegrapha parasitica (A. Massal.) H. Olivier
see legend below picture
Opegrapha parasitica – Spain, Castello, Els Ports, on Aspicilia calcarea, 2001, Calatayud 132 – © 2005 by Paul Diederich

Syn.: Leciographa monspeliensis (Nyl.) Müll. Arg.

The Belgian material published as O. parasitica or L. monspeliensis is here considered as belonging to O. rupestris. The true O. parasitica, which is lichenicolous on Aspicilia calcarea, does not occur in the study area.

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