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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A green, integral, circular gall similar to Pachypsylla celtidisumbilicus but with a raised ring on the upper side of the leaf. On Celtis caudata, observed fresh in Queretaro in July.
Unless noted otherwise in the ID Notes, observations of this gall are collected in the Observation Field Gallformers Code with value c-caudata-ring-gall on iNaturalist. You can view them here: