Alder Tongue - Taphrina alni

Alternative names
Taphrina amentorum
Description

Taphrina alni is a fungal plant pathogen that causes Alder Tongue Gall, a chemically induced distortion of female Alder catkins.

Identification difficulty
Habitat

On Alder (Alnus glutinosa).

When to see it

Persists for much of the year.

Life History

See above.

UK Status

Once rare in the United Kingdom it has spread rapidly in recent years and is now quite common.

VC55 Status

Status in Leicestershire and Rutland not known.

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Leicestershire & Rutland Map

MAP KEY:

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

UK Map