Syn.: Pertusaria hemisphaerica (Flörke) Erichsen

Corticolous, mainly on Fagus and Quercus inside forests.

Belgium: Mosan: AR, Ard.: AR, Lorr.: R.

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

France: Boul.: R, Lorr.: RRR.

Lit.: Boul.: 71, Di: 188-189, La68: 76, NL84: 16.