Irish lichens
BLS map
Caloplaca holocarpa Order: Teloschistales       Family: Teloschistaceae

Species: Athallia holocarpa s. lat (Caloplaca holocarpa agg.)

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

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

Athallia holocarpa s. str. occurs mainly on siliceous stone and rocks.

Part of a group of similar species. Flavoplaca oasis (Caloplaca oasis) is found on calcareous stones and mortar. Athallia pyracea (Caloplaca pyracea) occurs on bark.


Caloplaca holocarpa

Caloplaca holocarpa
Caloplaca holocarpa agg.December 2008 and July 2009

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