Unknown #60
Round-midrib-gall wasp
Hosts: Quercus grisea
They are easily separated from all other round, ball-type galls by the white powerlike substance that covers them and easily rubs off, showing the green body marked with random red or maroon splotches.
Range: Santa Catalina mts AZ
”- Russo, Ronald A. : (2021) Plant Galls of the Western United States©