Celandine Clustercup Rust - Uromyces dactylidis
Most easily seen when the bright orange 'cups' appear on the leaves (underside) and petioles of Lesser Celandine.
Grows on various members of the Ranunculaceae family, especially on Lesser Celandine.
Spring and summer
Alternate hosts are Dactylis, Poa and Festuca rubra.
Widespread and fairly frequent in Britain.
Probably fairly frequent, but under recorded in Leicestershire and Rutland.
Leicestershire & Rutland Map
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