Lichens of Belgium, Luxembourg and northern France

Distribution map of Caloplaca vacillans (Th. Fr.) H. Magn.  by Paul Diederich   Caloplaca vacillans (Th. Fr.) H. Magn.
« Caloplaca ulcerosaCaloplaca variabilis »

Over mosses on hard calcareous rocks.

Belgium: Mosan: RRR (†1883).

Luxembourg: - .

France: - .

The identity of the only collection referred to this name requires further studies.

Lit.: Ma: 260.

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