Quercus douglasii, dumosa, garryana
Stem galls, bud galls
Globular with a nipple, with pink stripes or smooth (parasitized?). Fig 165
Fig 165. Unknown bud gall with pinkish stripes, pointed at apex, 2.8 mm. in dia. On Q-douglasii in spring. Occurs on Q. dumosa and garryana also. The smooth one is thought to have been attacked by guests or parasites.
”- LH Weld: (1957) Cynipid Galls of the Pacific Slope©
Reference: https://babel.hathitrust.org/cgi/pt?id=coo.31924018313555&view=1up&seq=88