Order: Lecanorales       Family: Lecanoraceae Species: Lecanora varia Growth type crustose. Photos: On wooden post. Ballineen, Cork, SW Ireland. Identification very uncertain, needs confirming or correcting Scattered yellow-grey to grey-green granules, sometimes forming areolate crust. Crowded yellow-brown or green-brown apothecia. Distorted 2-layer thalline margin over-arches young discs. Early coloniser of sawn wood, fences, tops of posts, hardwood gates. Usually on well-lit horizontal surfaces. K- or K+ pale yellow, P+ yellow

Lecanora varia on wooden fence post. March 2009