Lichens of Belgium, Luxembourg and northern France
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Catillaria atomarioides (Müll. Arg.) H. Kilias |
On natural, siliceous rocks, usually in exposed conditions, also on walls, bricks, etc.
Belgium: Mosan: RR, Ard.: RR.
Luxembourg: Ard.: R.
France: Ard.: RRR. Most probably overlooked.
Lit.: NL84: 13, NL92: 152.