Puccinia poarum


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.

Identification difficulty

Wherever Colt's-foot occurs.

When to see it

When Colt's-foot is in leaf.

UK Status

Widespread and locally frequent in Britain.

VC55 Status

Status in Leicestershire and Rutland not known.

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Leicestershire & Rutland Map


Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map