Pertusaria mammosa


Crustose saxicolous, on siliceous rocks.
Note: isidia like thallus warts, thallus K+ yelow, KC+ pale orange, with somewhat worn-off surface, apothecia immersed in warts, with black discs, spores 1/asci,  180-200 x 60-70 µm:
Apothecium:
Lithology: andesite
Altitude: 140 m
Municipality: Níjar

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