Rhizocarpon reductum

    Description

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

    Identification difficulty
    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.

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    Leicestershire & Rutland Map

    MAP KEY:

    Yellow squares = NBN records (all known data)
    Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

    UK Map