Quercus chrysolepis
Stem galls, woody stem swellings or cells under the bark
Fusiform, 10 mm, lop-sided, cells nested, on new growth in June. Fig 62.
- LH Weld: (1957) Cynipid Galls of the Pacific Slope©
Reference: https://babel.hathitrust.org/cgi/pt?id=coo.31924018313555&view=1up&seq=81