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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Swollen leaflets of Olneya tesota. Galls are thin-walled, translucent green and each contain a single orange larva.
Observed in Arizona in July. Adult midges were reared in August and identified by Raymond Gagne as Contarinia.
Unless noted otherwise in the ID Notes, observations of this gall are collected in the Observation Field Gallformers Code with value o-tesota-swollen-leaflet-gall on iNaturalist. You can view them here: