Coleosporium tussilaginis

    Alternative names
    Coleosporium petasitis
    Description

    The rust fungus Coleosporium tussilaginis produces tubules containing rust spores on pine needles and later rust pustules on the leaves of Colt’s-foot, Butterbur and Groundsel species.

    Identification difficulty
    Habitat

    Where the host species occur.

    When to see it

    Best seen on the underside of Colt’s-foot leaves when that plant is in leaf.

    Life History

    See 'Description'.

    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