Coleosporium tussilaginis

    Alt Name
    Coleosporium petasitis

    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.


    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.

    Leicestershire & Rutland Map

    UK Map