(Inducer not photographed yet; sorry!)

Sponge Gall Midge

Rhopalomyia pomum

Diptera: Cecidomyiidae

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Gall on Great Basin Sagebrush, Artemisia tridentata. Elephant Tree area, Anza Borrego State Park, San Diego County, CA. 03/21/10. © Peter J. Bryant.



Parasitoids hatching from this gall

Eulophid Wasp

Platygasterid Wasp