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Photo#786864
Snowberry gall?

Snowberry gall?
Umatilla National Forest, 4700 feet ele. South of Pilot Rock, Umatilla County, Oregon, USA
June 10, 2013
Size: 10mm gall
This Mountain Snowberry (Symphoricarpos oreophilus) plant has hundreds of these galls on it and the surrounding plants as well.

Images of this individual: tag all
Snowberry gall? Snowberry gall? Snowberry gall?

Blennogeneris spissipes
Probably Blennogeneris spissipes, a sawfly that galls Symphoricarpos in the Pacific Northwest and elsewhere.

According to the discussion at https://bugguide.net/node/view/1524409/bgimage the late instar larva should be light green.

Moved
Moved from ID Request.

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