Quercus macrocarpa
Stem galls, cells hidden under bark
Cells just under bark in wood of current season. Seen in Nebr in Nov
[Photo caption]
Never reared. On Q macrocarpa. Also on Q bicolor, alba Cell in the wood just under the bark.
- LH Weld: (1959) Cynipid galls of the eastern United States©
Reference: https://www.biodiversitylibrary.org/item/273718#page/119/mode/1up