Disholandricus chrysolepidis (Hymenoptera: Cynipidae)
Muffin Gall Wasp
Thomas Mtn Road, San Bernardino National Forest, Riverside County, California
August 31, 2021

These wasp galls are just emerging from the stem. They are secreting honeydew, as the galls of this gall wasp often do. Host is Quercus chrysolepis (canyon live oak).