Clauzadea inmersa

Crustose endolithic, saxicolous, on calcareous rocks.
Note: apothecium with reddish disc:

Spores colourless, ellipsoidal, 11-16 (18) x 6-8 micras, the most of them with a gelatinous halo:
Lithology: limestone
Altitude: 50 m
Municipality: Almería