European Willow Stem Gall Midge

Cecidomyia est un genre d'insectes de l'ordre des diptères, du sous-ordre des nématocères et de la famille des Cecidomyiidae.

Rabdophaga salicis is a gall midge which forms galls on sallows (Salix species). It was first described by Franz von Paula Schrank in 1803. Description The gall is a smooth, globular or spindle-shaped swelling, usually on a twig or stem and contains larvae or pupae in up to fifty separate chambers.

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