Pertusaria corallina

Pertusaria corallina

Observation - Pertusaria corallina - UK and Ireland. Description: This lichen is very common on the rock and walls here I have taken a stab at identification but am not sure. I have included a photograph taken down a microscope to give more detail of the surface which may help.The colour is distorted by the lamp and sho

This lichen is very common on the rock and walls here I have taken a stab at identification but am not sure. I have included a photograph taken down a microscope to give more detail of the surface which may help.The colour is distorted by the lamp and should be white, similar to to other photo.