Syn.: Opegrapha culmigena Lib., O. herbarum Mont., O. betulina Sm.

Corticolous, on Acer in a well-preserved forest, on branches of Juniperus cf. sabina, and on old, desiccated culms and leaves of Poa nemoralis.

Belgium: Ard.: RR (type locality).

Luxembourg: Lorr.: RRR (†1902).

France: Mar.: RR, Boul.: RR.

Lit.: Boul.: 71, Di: 175, L5: 32-33, L8: 62, NL97: 25.