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Knopper Gall

Andricus quercuscalicis

Classification

Class
Insecta
Family
Cynipidae

Andricus quercuscalicis is a gall wasp species inducing knopper galls. Knopper galls develop as a chemically induced distortion of growing acorns on pedunculate oak (Quercus robur L.) trees, caused by gall wasps, which lay eggs in buds with their ovipositor.

Distribution

Hans Adema · CC BY
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Countries in the Picchu catalog
United Kingdom · 3,509Netherlands · 2,729Germany · 506France · 204Italy · 173Switzerland · 14Belgium · 8Luxembourg · 6