Arthonia radiata


    A smooth, greyish white crusted lichen with embedded black areas that are irregularly shaped and typically 1 to 2 mm in diameter.

    Identification difficulty

    On nutrient rich, smooth bark and twigs on a variety of species but a characteristic species on Ash.

    When to see it

    All year round.

    Life History

    Particularly associated with Ash.

    UK Status

    Widespread and quite common, especially in western and northern Britain.

    VC55 Status

    Fairly frequent in Leicestershire and Rutland.

    be our species champion

    Leicestershire & Rutland Map

    MAP KEY:

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

    UK Map