Lecanora rupicola (L.) Zahlbr. subsp. subplanata (Nyl.) Leuckert & Poelt morpho C- Cf.

   Thallus whitish, cracked to areolate. Apothecia numerous, 2-5 per areole, more or less immersed in the thallus with only the slightly prominent sinuous or angular margin, disc flat, brownish, not pruinose. Thallus: C-, K+ yellow, KC+ orange, P-; Apothecial disc: C-, K-, KC-, P+ yellow. On not too acidic rocks by the sea with Lecanora rupicola subsp. rupicola s.l. and parasitized like this species by Arthonia varians.

N.B. Particular taxon very difficult to classify and name and which is perhaps something else.