Aleppo Gall Definition


The gall produced by the leaves of the Aleppo oak , Quercus infectoria Quercus infectoria , in response to the larvae of a species of gall wasp , Cynips quercusfolii Cynips quercusfolii , and which has been harvested for thousands of years as a concentrated source of tannins for use in high-quality inks, in medicine , etc.