Syn.: Fuscopannaria leucophaea (Vahl) P. M. Jørg., Pannaria leucophaea (Vahl) P. M. Jørg., P. microphylla "(Sw.)" Delise, Parmeliella microphylla "(Sw.)" Müll. Arg.

On natural siliceous rocks in valleys. The only recent record is on rocks near water level.

Belgium: Mosan: RRR (†<1900), Ard.: RR (2008).

Luxembourg: ?Lorr: RRR (†<1850).

France: - .

Lit.: L8: 33, L14: 110, Ertz & Duvivier (2006: 54), Sérusiaux (1984: 84-85).