Our ID Notes may contain important tips necessary for distinguishing this gall from similar galls and/or important information about the taxonomic status of this gall inducer.
Descriptions of Gall Midges (Diptera)
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Gall.- 8 to 10 mm. in diameter, elongate, oval, white or slightly brownish and thickly tomentose. This gall is an arrested, imbricated bud containing several larvae.