Lecanographa grumulosa subsp. monstrosa

Crustose saxicolous, under overhanging volcanics.
Note: spores hyaline, elongated, triseptate, 12-18 x 3-4 micras:

Ascomata more or less lirelliform to roundish:

Lithology: andesite

Altitude: 70 m

Municipality: Níjar