Lichens of Belgium, Luxembourg and northern France
Tephromela atra (Huds.) Hafellner |
Syn.: Lecanora atra (Huds.) Ach., incl. T. atra var. torulosa (Flörke) Hafellner
On natural, siliceous or sandstone outcrops, also on walls or gravestones, usually in nitrophilous situations, rarely on bark (var. torulosa).
Belgium: Mar.: RR, Fl.: RR, Camp.: RR, Brab.: RR, Mosan: R, Ard.: AR.
Luxembourg: Ard.: R, Lorr.: R.
France: Mar.: RRR, Boul.: RR, Pic.: RR.
Lit.: Ba: 9, Boul.: 73, Di: 216-217, Ho: 236, Mü4: 109, NL84: 17, NL92: 174, Giralt & van den Boom (1996: 81), Hoffmann & Van Rompu (1995), Zwaenepoel et al. (1994: 37).