Red-tan areolate thallus on basalt rock. Many indents, possibly apothecia, in each areole. Possibly Acarospora fuscata.
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: 52.4, -2.59
OS grid ref: SO599781