This lichen forms a pale grey, sometimes brown tinged cracking crust. The apothecia are blackish and have a persisting margin.
A pioneer species of silica based rocks.
All year round.
Common and widespread in Britain.
Quite common in Leicestershire and Rutland.
Leicestershire & Rutland Map
Enter a town or village to see local records
Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015