Order: Lecanorales Family: Lecanoraceae
Species: Lecanora confusa
Photos: On tree trunk. Aughinish, Co. Limerick, Ireland.
Yellow-grey to greenish, granular or granular-areolate thallus with +/- abundant apothecia. Discs pale yellow-green, sometimes pinkish-brown. The margins are paler than the thallus, initially crenulate, rarely becoming excluded.
Widespread on fence rails and twigs of smooth-barked trees e.g Ash, Blackthorn. Thallus K- (usually), C+ orange, P-
Similar: L. symmicta. Discs more crowded, margins often excluded
Lecanora confusa. Aughinish, Co.Limerick. June 2009