Syn.: Arthopyrenia alba (Schrad.) Zahlbr., A. sphaeroides (Wallr.) Zahlbr.

Corticolous, on old trunks of Acer, Fraxinus, Populus, Quercus and Tilia, rarely on Fagus, usually in stable and rather humid forests.

Belgium: Mosan: R, Ard.: AR (especially in the south), Lorr.: R.

Luxembourg: Lorr.: R.

France: Mar.: RR, Boul.: RR, Pic.: RRR, Lorr.: RR.

Lit.: Boul.: 66, Di: 32 (sub A. cavata), 33, La69: 98, Ertz & Duvivier (2006: 47).