Order: Lecanorales Family: Lecanoraceae
Species: Lecanora rupicola
Photos: On coastal rocks, Allihies, Co. Cork, SW Ireland.
Whitish-grey to grey or green-grey, areolate thallus, soredia absent. Apothecia immersed or raised, the margins entire or flexose. Discs pinkish to brown, densely grey pruinose.
On hard siliceous rocks, usually coastal but also found inland.
Sometimes host to the lichenicolous fungus Arthonia varians
Lecanora rupicola March 2012