Lichens of Belgium, Luxembourg and northern France

Distribution map of Placidium squamulosum (Ach.) Breuss © by Paul Diederich   Placidium squamulosum (Ach.) Breuss
« Placidium rufescens
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Placidium squamulosum – Germany, Eifel, Gerolstein – © 2006 by Norbert Stapper

Syn.: Catapyrenium squamulosum (Ach.) Breuss, Dermatocarpon rufescens auct. p.p., non (Ach.) Th. Fr., D. trapeziforme auct. p.p., non (J. König) Trevis.

On calcareous soil, mainly in Mesobromion and Xerobromion communities.

Belgium: Mosan: R, probably overlooked.

Luxembourg: Lorr.: RR.

France: Mar.: RRR, Boul.: RRR, Lorr.: RRR.

Lit.: Boul.: 72, Breuss (1990: 114-125).

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