Syn.: Physcia enteroxantha Nyl., P. detersa auct. belg., non (Nyl.) Poelt, P. leucoleiptes auct., non (Tuck.) Lettau

Corticolous, on roadside trees and in orchards (mainly Fraxinus, Tilia and Ulmus), in rather nitrophilous conditions.

Belgium: Mar.: R, Fl.: RRR, Camp.: RRR, Brab.: R, Mosan: R, Ard.: AC-AR, Lorr.: AR.

Luxembourg: Ard.: AR, Lorr.: AR.

France: - .

Lit.: Ho: 220, 619, La66: 480-481, WS: 51, 102.