Lichen on Hawthorn

                               Lichen on Hawthorn

Observation - Lichen on Hawthorn - UK and Ireland. Description: About half an inch. Looks as if it's been poured over twig and crinkled as it set. Grey with yellow edges.

About half an inch. Looks as if it's been poured over twig and crinkled as it set. Grey with yellow edges.