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 small, spindle-shaped swelling of a minor lateral vein on Quercus stellata, containing a single cecidomyiid larva occupying the full space of the gall. Resembles larvae of genus Polystepha in some ways but would be the first record of that genus on a white-group oak. Observed in Texas in October.
Unless noted otherwise in the ID Notes, observations of this gall are collected in the Observation Field Gallformers Code with value q-stellata-lateral-vein-swelling on iNaturalist. You can view them here: