Tag Archives: sponge gall midge

Sponge Gall Midge

This gallery contains 6 photos.

One of the most common galls found on tall sagebrush (Artemisia tridentata) is a spongy gall induced by the sponge gall midge (Rhopalomyia pomum).  Tall sagebrush, also commonly called Great Basin or big sagebrush, is found between 4,000 and 10,000 … Continue reading

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