Lichens of Belgium, Luxembourg and northern France

Distribution map of Buellia badia (Fr.) A. Massal.  by Paul Diederich   Buellia badia (Fr.) A. Massal.
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see legend below picture
Buellia badia – France (Mosan), Ardennes, Chooz, 1999, Diederich 163xx – © 2006 by P. Diederich

At first lichenicolous on Xanthoparmelia loxodes and X. pulla, sometimes overgrowing other lichens (e.g. Aspicilia caesiocinerea), soon forming an independent thallus, on siliceous rocks in dry and sunny conditions.

Belgium: Mosan: RRR, Ard.: AR.

Luxembourg: Ard.: R.

France: Mosan: RRR. Probably overlooked.

Lit.: DG: 39, Ertz: 18, Mü1: 157.

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