Syn.: Parmelia revoluta Flörke

Corticolous, mainly on Alnus and Fagus in forests, in non-polluted areas, rare on roadside trees.

Belgium: Mar.: RR, Fl.: RRR, Brab.: AR, Mosan.: RR, Ard.: RR.

Luxembourg: Lorr.: RRR.

France: Lorr.: RRR.

Lit.: Boul.: 69, Ca: 142, Ho: 186, La66: 441, La69: 154, L11, NL77: 22, NL84: 16, NL92: 170, NL93: 45, NL97: 49, Qu: 107, 109, VGH: 114, WS: 41, 82, Barkman (1990: 13), Diederich (1985a: 23), Lambinon & Parmentier (1960).