Zanthoxylum americanum, the
common prickly-ash,
common pricklyash,
common prickly ash or
northern prickly-ash (also sometimes called
toothache tree,
yellow wood, or
suterberry), is an aromatic shrub or small tree native to central and eastern portions of the United States and Canada. It is the northernmost New World species in the citrus (Rutaceae) family, and is the type species in its genus, which includes sichuan pepper. It can gro
(Wikipedia)