Irish lichens

Acrocordia conoidea

Order: Pyrenulales       Family: Monoblastiaceae

Species: Acrocordia conoidea

Growth type crustose.
Photos: On limestone. Black Head and Temple Cronan, the Burren, Ireland. BLS meeting April 2009

Smooth or finely granular, pale grey or brownish-grey thallus, often tinged pink. Many large spherical discs, leaving conspicuous pits in thallus. Apices +/- flattened, ostiole projecting. Pycnidia frequent. Chemical reactions negative.

Can be abundant on natural hard limestone, also on limestone memorials in old churchyards.

Similar: Acrocordia salweyi


Acrocordia conoidea


Acrocordia conoidea


Acrocordia conoidea
Acrocordia conoidea. The Burren. April 2009

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