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.
Plant Galls of the Western United States
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Bud-Gall Midge
Walshomyia sp. A [plate 69]
This midge induces noticeable green, four-sided, terminal-bud galls with flared, leafy bracts on incense cedar.
Unless noted otherwise in the ID Notes, observations of this gall are collected in the Observation Field Gallformers Code with value c-decurrens-spiny-bud-gall on iNaturalist. You can view them here: