Andricus? gallaestriatae, n.s.
Striate oak gall
A spindle-shaped gall developed from a very small bud near the base of last season's twig, projecting from the tip of the bud. Top blunt with inserted tip. Comparatively thick-walled, the one larval cell filling the space, with a mere suggestion of supporting fibers at either end. Stem longer than remainder of the gall. (Gall about 2 cm. long, 2 mm. wide. Green yellow with each of the 7-10 longitudinal ridges tinned with red. more strongly on one side of the gall than on the other. On scarlet oak, Quercus coccinea. September.
- FA Stebbins: (1910) Insect galls of Springfield, Massachusetts, and vicinity©
Reference: https://www.biodiversitylibrary.org/item/71437#page/27/mode/1up