Lichens of Belgium, Luxembourg and northern France

Distribution map of Lasallia pustulata (L.) Mérat © by Paul Diederich   Lasallia pustulata (L.) Mérat
see legend below picture
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Lasallia pustulata – Franche, Ardèche – © 2005 by Norbert Stapper

Syn.: Umbilicaria pustulata (L.) Hoffm.

On exposed, siliceous and sandstone rocks, exceptionally on the roots of Pinus, usually abundant but very sensitive to trampling.

Belgium: Mosan: RR, Ard.: AC-AR.

Luxembourg: Ard.: R, Lorr.: R.

France: Ard.: R.

Lit.: La66: 354-357, NL77: 20, NL92: 170, Diederich (1986a: 119-120).

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