Corticolous, on isolated trees, e.g. on Aesculus and Tilia.

Belgium: Mosan: RRR, Lorr.: RRR.

Luxembourg: Lorr.: RR.

France: - .

Lit.: Di: 205, L5: 41, Mü1: 157 (Belgium: Ard.: to be checked), NL97: 55, Giralt et al. (1997: 137-138).