Syn.: Hypogymnia bitteriana (Zahlbr.) Räsänen

On roadside trees and in forests (mainly on Quercus, also on Betula, Fagus, Picea and Pinus).

Belgium: Camp.: RR, Ard.: AR.

Luxembourg: Ard.: RR.

France: - .

Lit.: La66: 391-392, WS: 34-35, 70.