Quercus phellos
Leaf galls, integral
Midrib swelling, green, fleshy, in May. Fig 264.
[Photo caption]
264. Never reared. On Q phellos.
- LH Weld: (1959) Cynipid galls of the eastern United States©
Reference: https://www.biodiversitylibrary.org/item/273718#page/81/mode/1up