1A spiny North American shrub or tree with prickly branches and bark that can be used medicinally.
花椒（可入药）
Genus Zanthoxylum, family Rutaceae: the northern Z. americanum and the southern Z. clava-herculis (also called Hercules' club)
Example sentencesExamples
Aggressive planting of hawthorn, pyracantha, creeping juniper, holly, Chinese jujube, roses, blackthorn or prickly ash will help deter criminals.
Also fairly common are bluejack oak, netleaf hackberry, honey mesquite, and prickly ash.
The tropical prickly ash has a temperate equivalent called the toothache tree.
Tropical plants here include two species of wild coffee, pigeon berry or rouge-plant, prickly ash, marlberry, and colicwood.
1.1mass nounA medicinal preparation made from the bark of the prickly ash.
（药用）花椒树皮
Example sentencesExamples
Other general herbs to help support digestion and circulation are prickly ash which supports peripheral circulation, particularly a foggy brain, and rosemary similarly.
The historic use of prickly ash includes it as a medicine for intermittent claudication, Raynaud's disease, peripheral vascular insufficiency and muscle cramps.
Northern prickly ash, Zanthoxylum americanum, is a traditional phytomedicine used by North American First Nations Peoples as a topical agent for the treatment of skin infections including those caused by pathogenic fungi.