Lichens of Belgium, Luxembourg and northern France

Distribution map of Protoblastenia calva (Dicks.) Zahlbr.  by Paul Diederich   Protoblastenia calva (Dicks.) Zahlbr.
Protoblastenia cyclospora »

On hard, natural, calcareous rocks in dry and sunny conditions.

Belgium: Mosan: AR, Lorr.: RR.

Luxembourg: - .

France: - .

Lit.: DG: 38, La69: 107, NL97: 54.

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