Zanthoxylum americanum Wikipedia
Zanthoxylum americanum, the common pricklyash, common pricklyash, common prickly ash or northern pricklyash (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 is the northernmost New World species in the citrus family, Rutaceae, and is the type species in its genus ...