Aceria nervisequa

Click here to support NatureSpot by making a donation - small or large - your gift is very much appreciated. Thank you.
Alternative names
Aceria nervisequus
Aceria fagineus
Description

Aceria nervisequa is a mite that galls the leaves of Beech. The galls normally take the form of pink tufts of hairs (erineum) between the veins on the underside of the leaf, but sometimes they appear as white erineum which run along the veins on the upper surface of the leaf.

Similar Species

Other species of mites can cause an erineum (hairy patch) to form on beech leaves

Identification difficulty

Gall Adult

Habitat

On Beech leaves.

When to see it

Summer.

UK Status

Widespread and fairly frequent in Britain, but under recorded.

VC55 Status

Fairly frequent in Leicestershire and Rutland.

  • Graham Calow
    Western Park, Leicester
    14 June 2014
    pink erineum on Beech - underside of leaf
  • Graham Calow
    Entrance to Croft Pasture
    14 July 2014
    white erineum on Beech - upper surface
  • Graham Calow
    Western Park, Leicester
    14 June 2014
    gall on Beech - underside of leaf
  • sue
    Glenfield, County Hall, main drive
    27 June 2018
  • Graham Calow
    Sapcote, Bassett Lane Cemetery
    21 June 2024
    on Beech

Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2025+ | 2020-2024 | pre-2020

UK Map

Species data profile ?

Species profile

Species group:
Mites, Ticks & Pseudoscorpions
Kingdom:
Animalia
Order:
Trombidiformes
Family:
Eriophyidae
Records on NatureSpot:
38
First record:
14/06/2014 (Calow, Graham)
Last record:
29/08/2024 (Bell, Melinda)

Total records by month

% of records within its species group

10km squares with records

The latest images and records displayed below include those awaiting verification checks so we cannot guarantee that every identification is correct. Once accepted, the record displays a green tick.

In the Latest Records section, click on the header to sort A-Z, and again to sort Z-A. Use the header boxes to filter the list.

Latest images

Latest records

  • Graham Calow
    Western Park, Leicester
    14 June 2014
    gall on Beech - underside of leaf
  • Graham Calow
    Fosse Meadows, Sharnford
    17 October 2017
    on Beech
  • Graham Calow
    Western Park, Leicester
    14 June 2014
    gall on Beech - upper surface of leaf