sweet flag

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sweet flag

n.
1. A perennial herb (Acorus calamus) native to Eurasia and naturalized in North America, growing in marshy places and having grasslike leaves, minute greenish flowers borne on a thick spadix, and aromatic rhizomes used in medicine and perfumery. Also called calamus.
2. A similar plant (Acorus americanus) native to North America.

sweet flag

A perennial herb, the rhizone of which contains mucilage, sesquiterpenes and volatile oils (azulene, camphor, cineole, eugenol, pinene and others); it is carminative, spasmolytic and mildly sedative.

Chinese medicine
In traditional Chinese medicine, sweet flag has been used for deafness, seizures and vertigo.

Herbal medicine
In Western herbal medicine, sweet flag has been used for fever, gastrointestinal complaints (dyspepsia and flatulence), menstrual disorders, toothache and tobacco addiction.
 
Toxicity
Aserone, one of sweet flag’s volatile oils, is carcinogenic; the FDA has classified sweet flag as “unsafe”.

sweet flag,

n Latin name:
Acorus calamu; parts used: rhizomes, rootstock; uses: in Ayurveda, pacifies kapha and vata doshas (pungent, bitter, light, sharp), kidney and liver diseases, nerve tonic, sedative, diarrhea, dysentery, fevers; precautions: emetic at large doses. Also called
myrtle flag, sweet sedge, ugragandha, or
vacha.
Enlarge picture
Sweet flag.