Irish lichens

Lecanora muralis
Order: Lecanorales       Family: Lecanoraceae

Species: Protoparmeliopsis muralis (Lecanora muralis)

Growth type placodioid (crustose with lobed margins).
Photos: On rock beside lake. Gougane Barra, Cork, SW Ireland.

Pale greenish-grey to yellow-grey lobular thallus with clearly lobed outer margin. Numerous apothecia with brown or creamy-brown discs, margins crenulate when mature.

Common in urban areas on roof-tiles, concrete, asphalt and pavementsand also found on nutrient-rich bird-perching rocks.
K-, C-, P- or P+ yellowish


Lecanora muralis      


Lecanora muralis. Gougane Barra, Co.Cork. December 2008

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