Irish lichens
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Order: Teloschistales
Family: Teloschistaceae
Species: Caloplaca teicholyta Growth type crustose, +/- placodioid at margins.Photos: On limestone rock. Teampall Chronain, the Burren, Ireland BLS Burren meeting 2009 Scurfy, thick or thin, whitish-grey thallus, closely adpressed, margins +/- placodioid. Centre becoming +/- sorediate. Usually sterile, when present discs are bright orange, sometimes pruinose. Thallus K-, apothecia K+ purple-red Found on calcareous stone, mortar and limestone, usually on buildings, walls and monuments. Rare in Ireland, scattered records. Host to the lichenicolous fungus Diplotomma murorum. |
Caloplaca teicholyta. April 2009