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Acmella oleracea is a species of flowering herb in the family Asteraceae. Common names include toothache plant, Szechuan buttons, [2] paracress, jambu, [3] buzz buttons, [4] tingflowers and electric daisy. [5] Its native distribution is unclear, but it is likely derived from a Brazilian Acmella species. [6]
Along with the related Zanthoxylum americanum, it is sometimes called "toothache tree" [3] [4] or "tingle tongue" because chewing on the leaves, bark, or twigs causes a tingling numbness of the mouth, tongue, teeth and gums. It was used for such medicinal purposes by both Native Americans and early settlers to treat toothache because of this.
Acmella is a genus of plants in the family Asteraceae, [3] [4] described as a genus in 1807. [5] [2] It is native to the Americas and has been introduced to Asia, Africa, the Pacific islands, and Australia. [3] One familiar species is Acmella oleracea, which has been widely cultivated for centuries.
Acmella alba is a species of plant belonging to the family Asteraceae. Common names include brede mafane , spilanthes , tingflower, toothache plant , electric daisy , and buzz buttons . The flowers and leaves contain spilanthol , a local anesthetic .
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.
Ctenium aromaticum is a species of grass known by the common name toothache grass. It is native to the southeastern United States, where it grows on the coastal plain. [1] This is a perennial grass that forms clumps of stems reaching 1 to 1.5 meters (3 ft 3 in to 4 ft 11 in) in maximum height. The leaves are up to 46 centimeters (18 in) long.
In China, for example, ginger has been used medicinally for some 2,000 years. Today, the plant's benefits are being recognized on a global scale.
The best known of these is the toothache plant, which was formerly Spilanthes acmella but is now considered part of its own genus and is referred to as Acmella oleracea. [7] Other taxa formerly included in Spilanthes include: [3] Adenostemma; Eclipta; Heliopsis; Isocarpha; Jaegeria; Melampodium; Salmea; Verbesina; Wollastonia; Zinnia