Erysiphe trifoliorum


    Erysiphe trifoliorum is a fungus which causes a white, powdery mildew that affects clover species.

    Similar Species

    E. pisi is very similar and detailed microscopic examination is necessary.

    Identification difficulty
    Recording advice

    Detailed microscopic examination is necessary for all records.


    Wherever the host clovers occur.

    When to see it

    When the host clovers are in leaf.

    UK Status

    Status in Britain is difficult to determine due to lack of records.

    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