Andricus tubularius, new species
Host. — Quercus undulata.
Gall (fig. 22). — Smooth, tan-colored, blunt, cylindrical cells bursting out through the bark singly or in vertical rows of 2-6, only the upper third or less protruding, not deciduous. Single cells measure 3.2 mm. long by 1.7 mm. in diameter with Avail .1-.2 mm. thick.
Occur in early summer on small twigs of previous season's growth. Exit hole at apex and old galls show as a row of holes.
- LH Weld: (1926) Field notes on gall-inhabiting cynipid wasps with descriptions of new species©
Reference: https://www.biodiversitylibrary.org/page/7610635#page/355/mode/1up