Lichens of Belgium, Luxembourg and northern France

Distribution map of Tephromela atra (Huds.) Hafellner © by Paul Diederich   Tephromela atra (Huds.) Hafellner
Tephromela grumosa »
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Tephromela atra – Belgium (Brab.), Villers-la-Ville – © 2008 by C. Fontaine

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).

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