Aspicilia caesiocinerea

    Description

    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.

    Identification difficulty
    Habitat

    Found on nutrient-rich siliceous rocks, often near water.

    When to see it

    All year round.

    UK Status

    Widespread and common in Britain.

    VC55 Status

    Fairly frequent in Leicestershire and Rutland.

    Leicestershire & Rutland Map

    UK Map