Aceria macrochela
Description
Aceria macrochela is a gall mite that causes solitary galls to form on the leaves of Field Maple. The galls are seen more often than the mite that causes them. The gall is rounded, 2 to 4 mm across, with hard walls often in angle between veins; inner surface with many-celled hairs.
Habitat
On the leaves of Field Maple.
When to see it
Galls visible in summer.
UK Status
Frequent and widespread in Britain.
VC55 Status
Fairly frequent in Leicestershire and Rutland.
Leicestershire & Rutland Map
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MAP KEY:
Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015