Aspiciliopsis macrophthalma

Aspiciliopsis macrophthalma is a species of lichen-forming fungus in the family Trapeliaceae. It is a crust-forming lichen with a thick, brittle-looking thallus that spreads across rock as a cream to pale pinkish-grey patch. The surface is usually continuous but often breaks into sharp-edged cracks, giving it a broken "paving" look, and it can be faintly roughened and patchily dusted with a thin whitish bloom (pruina). Its fruiting bodies are apothecia that sit mostly embedded in the...