Besbicus conspicuus (Hymenoptera: Cynipidae) (Synonym: Cynips conspicuus) Fuzzy Gall Wasp Sunol Regional Park, Alameda County, California October 7, 2012 Wasp galls on valley oak (Quercus lobata). This species galls both the stems and the leaves of the oak.
Wasp galls on valley oak (Quercus lobata). This species galls both the stems and the leaves of the oak.