Syn.: L. glaucella (Flörke) Nyl.

Corticolous, on all kind of barks, toxitolerant, or saxicolous, on calcareous or siliceous rocks, rarely terricolous.

Belgium: Mar.: C, Fl.: C, elsewhere: C-CC.

Luxembourg: Ard.: CC, Lorr.: CC.

France: Mar.: R, Boul.: AR, Pic.: AR, Ard, Lorr.: CC.

Lit.: Boul.: 70, Ca: 109-110, Di: 150-152, Ho: 162, NL84: 15, Qu: 91, 93-94.