Lichens of Belgium, Luxembourg and northern France
Porpidia rugosa (Taylor) Coppins & Fryday |
Syn.: Porpidia glaucophaea (Körb.) Hertel & Knoph
On shaded, siliceous rocks in natural habitats.
Belgium: Ard.: AR.
Luxembourg: Ard.: R.
France: Ard.: RR.
Lit.: L8: 71.