Willow Pinecone Gall Midge

Rabdophaga strobiloides

''Rabdophaga strobiloides'', the willow pinecone gall midge, is a species of gall midge in the family Cecidomyiidae. The gall resembles a pinecone in shape.
Rabdophaga strobiloides (Willow Pinecone Gall Midge) Willow Pinecone Gall on Tea-leaf Willow (Salix planifolia). Geotagged,Rabdophaga strobiloides,Salix planifolia,Summer,United States,gall,willow

Food

Forms galls on many species of willow. It forms galls in the apical buds of growing willow's twigs.

References:

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https://bugguide.net/node/view/270904
Taxonomy
KingdomAnimalia
DivisionArthropoda
ClassInsecta
OrderDiptera
FamilyCecidomyiidae
GenusRabdophaga
SpeciesR. strobiloides