Lichens of Belgium, Luxembourg and northern France
Cyphelium sessile (Pers.) Trevis. |
Lichenicolous, on Pertusaria coccodes (on isolated Fraxinus and Tilia).
Belgium: Brab.: RRR (< 1900), Mosan: RRR.
Luxembourg: Ard.: RRR.
France: Lorr.: RRR.
Lit.: DG: 16, Di: 98-99, L4: 23, L8: 23, Ertz & Duvivier (2006: 48).