The rust fungus Puccinia poarum galls the leaves of Colt's-foot (Tussilago farfara). The underside of the leaves have thickened areas bearing orange-red aecia and spermogonia.
Wherever Colt's-foot occurs.
When Colt's-foot is in leaf.
Widespread and locally frequent in Britain.
Status in Leicestershire and Rutland not known.
Leicestershire & Rutland Map
Enter a town or village to see local records
Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015