Unknown #9
Orange-cap-gall wasp
Hosts: Quercus garryana
Galls of this wasp occur along the margins of the ventral leaf surfaces of Oregon oak. Galls are monothalamous, round, disc-like, and sparsely hairy.
Range: Whiskeytown Reservoir, CA
”- Russo, Ronald A. : (2021) Plant Galls of the Western United States©