Syn.: Lecidea elaeochroma (Ach.) Ach., L. glomerulosa (DC.) Steud., L. olivacea (Hoffm.) A. Massal., L. parasema auct., non (Ach.) Ach., L. limitata auct., non Scop., incl. Lecidella achristotera (Nyl.) Hertel & Leuckert, L. euphorea (Flörke) Hertel

Corticolous, very common, mainly on smooth bark (e.g. of Carpinus), never on conifers, toxitolerant.

Belgium: Mar.: CC, Fl.: CC, Camp.: R, Brab.: AR, Mosan, Ard., Lorr.: C.

Luxembourg: Ard.: AC, Lorr.: C.

France: Mar.: AC, Boul.: AR, Pic.: AR, Ard.: RRR, Lorr.: AR.

The taxonomic value of the sorediate thalli, sometimes recognized as f. soralifera (Erichsen) D. Hawksw., requires further studies. This form is known from Belgium: Mar.: AR, Fl.: R, Mosan: RRR. Luxembourg: Ard.: RRR, Lorr.: RR. France: Lorr.: RRR.

Lit.: Ba: 9, Boul.: 70, Ca: 107, Di: 144-146, Ho: 157, 160, 592, L1: 7, L5: 28-29, NL84: 15, NL92: 171.