Lichens of Belgium, Luxembourg and northern France

Distribution map of Placidium rufescens (Ach.) A. Massal.  by Paul Diederich   Placidium rufescens (Ach.) A. Massal.
« Placidium pilosellumPlacidium squamulosum »

Syn.: Catapyrenium rufescens (Ach.) Breuss, Dermatocarpon rufescens (Ach.) Th. Fr.

In crevices of old calcareous walls.

Belgium: Mosan: RR, most probably overlooked.

Luxembourg: - .

France: - .

Lit.: Breuss (1990: 104-111).

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