Melampsora caprearum


    The rust fungus Melampsora caprearum can affect the leaves of certain willow species (Salix caprea, S. cinerea, S. atro-cinerea and S. aurita). The leaf blade or veins become distorted with irregular thickened spots bearing orange-yellow urediniea of the rust.

    Identification difficulty

    Where the host trees are present.

    When to see it

    Whenever the host trees are in leaf.

    UK Status

    Widespread and fairly frequent in Britain.

    VC55 Status

    Status in Leicestershire and Rutland not known.

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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