Irish lichens

Caloplaca holocarpa
Order: Teloschistales       Family: Teloschistaceae

Species: Caloplaca holocarpa

Growth type crustose.
Photos: On churchyard memorial and wall. Co. Cork, Ireland.
Identification needs confirming

Crowded yellow to orange discs, thallus +/- absent. Discs convex with concolous margins which become excluded with age.
Apothecia: K+ crimson / purple.

Occurs mainly on siliceous stone and rocks.

Part of a group of similar species. Caloplaca oasis is found on calcareous stones and mortar. C. pyracea occurs on bark.


Caloplaca holocarpa


Caloplaca holocarpa
Caloplaca holocarpa December 2008 and July 2009

Please contact me if you find errors. All images used are copyright.