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.
Cynipid galls of the eastern United States
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Quercus alba
Acorn galls
Undersized acorn (cup 7 mm in dia.) containing a single larval cell which occupies the whole interior. In fall (NY).
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Never reared. Undersized acorn of Q alba in gall (cup 7 mm in dia.) containing a single larval cell (NY).
Unless noted otherwise in the ID Notes, observations of this gall are collected in the Observation Field Gallformers Code with value q-alba-dwarf-acorn-gall on iNaturalist. You can view them here: