Diptera: Cecidomyiidae - gall midge Dasineura plicatrix Photographs on Rubus fruticosus, Bramble Hosts: Rubus caesius, fruticosus, idaeus, plicatus, ulmifolius Young leaves pleated and creased, the veins thickened. Galls contain gregarious white larvae, the leaf becoming blackened by the midrib once the larvae have left. Several generations a year, pupation in the ground. Can be a pest of cultivated Blackberries and Raspberries

Dasineura plicatrix
Badbury Rings an Corfe Mullen, Dorset. August and November 2017