North American tree, numbing spice.

Zanthoxylum clava-herculis, the Hercules' club, Hercules-club, pepperwood, or southern prickly ash, is a spiny tree or shrub native to the southeastern United States.

Tree known as Hercules' club.

Tropical tree with aromatic bark.

Prickly ash, toothache tree species.

Genus of spiny, aromatic plants.

Zanthoxylum piperitum, also known as Japanese pepper, Sichuan pepper or Japanese prickly-ash, is a deciduous aromatic spiny shrub or small tree of the citrus and rue family Rutaceae, native to Japan and Korea.

Zanthoxylum armatum, also called winged prickly ash or rattan pepper in English, is a species of plant in the family Rutaceae.

Zanthoxylum fagara or wild lime, is a species of flowering plant that—despite its name—is not part of the genus Citrus with real limes and other fruit, but is a close cousin in the larger citrus family, Rutaceae.