Hypogymnia physodes

Hypogymnia physodes

Observation - Hypogymnia physodes - UK and Ireland. Description: Foliose lichen growing on the planks (probably yellow balau or similar) of a marina. Any ID, please? Edit: ID suggested.

Foliose lichen growing on the planks (probably yellow balau or similar) of a marina. Any ID, please?
Edit: ID suggested.