Lichens of Belgium, Luxembourg and northern France

Distribution map of Placocarpus schaereri (Fr.) Breuss  by Paul Diederich   Placocarpus schaereri (Fr.) Breuss
see legend below picture
photo #1 photo #2
Placocarpus schaereri – France, Alpes-Maritimes, Plateau de Caussols – © 2008 by J.-L. Besson

Syn.: Dermatocarpon monstrosum (Schaer.) Vain.

On natural, hard calcareous rocks in dry and sunny conditions, initially parasitic on Lecanora (probably L. muralis), soon forming an independent thallus.

Belgium: Mosan: RRR (2000).

Luxembourg: - .

France: - .

Lit.: L6: 145, La66: 192-195.

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