Picture taken near Pedra Gentil Domen at Corredor, Vallgorguina, Barcelona, saxicolous, on granitic rock, not far from the sea, 200 m. altitude, in a very humid and shady place..
Epiphytal or saxicolous lichen on acid rocks. Subtropica, temperate, Mediterranean and Atlantic areas, not far from the sea. In Catalonia, freqüent near the sea and in the littoral range of mountains, specially in Tarragona.
Saxicolous, silicious, crustose lichen, black apothecia, prominents, with a high contrast with the white thallus.