Kidney-shaped petiole gall, 1-2 cm long
"Cecidomyia" reniformis Stebbins
Galls contain several individual larval cells. Adults have not been reared, larvae belong to the Cecidomyiidi but cannot be placed to genus.
Host: F. virginiana
Distr: Massachusetts
- Raymond J. Gagne: (1989) The plant-feeding gall midges of North America©