Bitter Chocolate Rust - Uromyces ficariae

    Description

    A rust fungus affecting Lesser Celandine (Ficaria verna). The rust is often a dark chocolate brown, particularly on the underside of the leaves, giving rise to the common name.

    Identification difficulty
    Habitat

    May be encountered wherever Lesser Celandine (Ficaria verna) is present.

    When to see it

    Spring and early summer.

    UK Status

    Widespread and fairly frequent in Britain.

    VC55 Status

    Status in Leicestershire and Rutland not known.

    Leicestershire & Rutland Map

    UK Map