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.
Gallformers ID Notes
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Purse-like galls on Rosa californica. The galls fold the leaves inwards, and discolor them to a pinkish-red color, which turns maroon with age.
Unless noted otherwise in the ID Notes, observations of this gall are collected in the Observation Field Gallformers Code with value r-californica-pouch-gall on iNaturalist. You can view them here: