Thyrea confusa

Fruticose to almost foliose, gelatinous when wet, saxicolous, on calcareous rain tracks.
Note: thallus black when dry often with a bluish tint resulting from white pruine, fixed to the rock by a central umbilicus, globular isidia on the surface of the thallus.
Lithology: dolomite
Altitude: 640 m
Municipality: Alhama de Almería