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Callirhytis quercussuttoni (Hymenoptera: Cynipidae) Gouty Stem Gall Wasp Knowland Park, Oakland, Alameda County, California November 6, 2021 Integral stem gall, made by wasps. Host is Quercus agrifolia (coast live oak).
Integral stem gall, made by wasps. Host is Quercus agrifolia (coast live oak).