Roccellographa circumscripta Cf. forme héliophile.

     We provisionally attribute this taxon (under study) to Roccellographa circumscripta from which it differs by its habitat on large stones or rocks very exposed to the sun and sea spray of the xeric zone. Thallus thick, yellowish-gray, pale yellowish, very cracked forming areoles with “sawtooth” edges containing rounded or elongated apothecia