Lichens of Belgium, Luxembourg and northern France
Phaeophyscia nigricans (Flörke) Moberg |
Syn.: Physcia nigricans (Flörke) Stizenb.
Saxicolous, mainly on artificial, at least slightly calcareous substrata (e.g. disused quarries, concrete posts, gravestones, walls), or corticolous, on old isolated trees with a dust-impregnated bark.
Belgium: Fl.: RR, Camp.: RR, Brab.: RR, Mosan: R, Ard.: AR, Lorr.: R.
Luxembourg: Ard.: R, Lorr.: AR.
France: Mar.: RRR, Boul.: RR, Pic.: RRR.
Lit.: Boul.: 72, La66: 481-482, Mü1: 158, NL87: 22, NL93: 45, VGH: 114, WS: 45-46, 91.