Irish lichens

Aspicilia caesiocinerea

Order: Pertusariales       Family: Megasporaceae

Species: Aspicilia caesiocinerea

Growth type crustose.
Photos: On rock. Gougane Barra, Co. Cork, SW Ireland.
Identified by John Douglass

Thallus usually thick, warted, cracked or areolate, light grey, often with bluish tinge. Prothallus grey when present. Apothecia have black discs with persistent, thin, entire margins.
Cortex and medulla: K-, P-

Found on nutrient-rich siliceous rocks, often near water. Inland and coastal distribution.

Aspicilia caesiocinerea

Aspicilia caesiocinerea

Aspicilia caesiocinerea
Aspicilia caesiocinerea. August 2009

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