Growing on a twig of an oak tree on the edge of farmland, a whitish crustose lichen with lecanorine apothecia. The discs are buff coloured edged with white.
Caution: Do NOT use iSpot to identify fungi to eat!
Some fungi are very poisonous so a mistaken ID could have serious consequences.
No interactions present.
Lat/Lng: 57.68321, -2.8706
OS grid ref: NJ481662