Lichens of Belgium, Luxembourg and northern France

Distribution map of Porpidia crustulata (Ach.) Hertel & Knoph © by Paul Diederich   Porpidia crustulata (Ach.) Hertel & Knoph
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Syn.: Lecidea crustulata (Ach.) Spreng., incl. var. macrospora Körb.

On siliceous rocks in natural and artificial (especially rubbles and pebbles) habitats.

Belgium: Camp.: RRR, Brab.: RRR, Mosan: AR, Ard.: AC, Lorr.: RR.

Luxembourg: Ard.: R.

France: Mar.: RRR (<1924).

Lit.: DG: 23, La69: 102, Mü1: 143, NL77: 21.

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