Lichens of Belgium, Luxembourg and northern France
Bacidina saxenii (Erichsen) M. Hauck & V. Wirth |
Syn.: Bacidia saxenii Erichsen
On walls, stones, gravestones, normally in ruderal conditions, also on slate debris in a disused quarry.
Belgium: Fl.: RRR.
Luxembourg: Ard.: RRR, Lorr.: RRR.
France: - .
Lit.: L8: 17.