Taphrina populina


The fungus Taphrina populina causes galls to form on the leaves of various poplar species. The galls take the form of raised, blister like leaf bulges on the upper surface and are concave below with bright orange/yellow erect asci.

Identification difficulty


Recording advice

Unless identified by a recognised expert, a photo is required. If the photo doesn't show the key ID features then in the comments box describe the size and identifying characters you have observed.


Galls may be encountered where the host poplar species occur.

When to see it

Galls may be encountered when the host poplar species are in leaf.

UK Status

Widespread 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