Hymenoptera: Cynipidae - gall wasp Andricus inflator Agamic and sexual generations - photographs on Quercus, Oak Hosts: Both agamic and sexual generations on Quercus frainetto, petraea, pubescens, robur Agamic galls have a soft outer layer that later disintergrates leaving only the very hard inner layer (with ribbed surface) Sexual galls are hard and woody with a small inner chamber

Andricus inflator
Pamphill, Corfe Mullen and Pallington Lakes, Dorset. October and November 2017