Rhizocarpon reductum

    Description

    This lichen forms a pale grey, sometimes brown tinged cracking crust. The apothecia are blackish and have a persisting margin.

    Habitat

    A pioneer species of silica based rocks.

    When to see it

    All year round.

    UK Status

    Common and widespread in Britain.

    VC55 Status

    Quite common in Leicestershire and Rutland.

    Leicestershire & Rutland Map

    UK Map