Crystal-Gall Wasp
Unknown #59
[Page 202]
Hosts: Quercus oblongifolia
Galls of this wasp species occur on the underside of leaves of Mexican blue oak. These monothalamous galls look like they are covered with crystalline granules that appear to be made of white hairs.
”- Russo, Ronald A. : (2021) Plant Galls of the Western United States©