Knopper gall Andricus quercuscalicis and Oak apple gall Cynips quercusfollii on English Pendunculate or Common Oak Quercus robur
![](https://lizzieharper.co.uk/wp-content/uploads/2020/11/Knopper-gall-Andricus-quercuscalicis-and-Oak-apple-gall-Biorhiza-pallida-on-English-Pendunculate-or-Common-Oak-Quercus-robur-500x324.jpg)
Knopper gall Andricus quercuscalicis and Oak apple gall Cynips quercusfollii on English Pendunculate or Common Oak Quercus robur