Lichens of Belgium, Luxembourg and northern France
Protoparmelia badia (Hoffm.) Hafellner |
Syn.: Lecanora badia (Hoffm.) Ach.
On hard and rather exposed, siliceous rocks, rarely on sandstone.
Belgium: Ard.: AR.
Luxembourg: Ard.: RR, Lorr.: RRR.
France: Ard.: RRR.
Lit.: Mü1: 151, NL92: 162, Sé: 139.