Lichens of Belgium, Luxembourg and northern France
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Buellia badia (Fr.) A. Massal. |
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.