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.
References in periodicals archive ?
Sweet flag extract in petroleum ether at 1000, 500 and 250 ug/g completely inhibited emergence of adults.
Each value is mean of 3 plants (neem, sweet flag, turmeric); 4 concentrations (1000, 500, 250, 125 ug/g) and 3 replications; Values having same letters in a column are non-significant (P [?
cerealella adults at 1000 ug/g of sweet flag extracts which were significantly lower than those emerged from the grain treated with different application rates of neem or turmeric (Table V).
It was also found that petroleum ether extract of sweet flag was the most effective growth inhibitor.
However, ethanol extract of sweet flag was the least effective showing 59.
Such action of sweet flag oil had also been recorded by Yadava (1971) and Rahman and Schmidt (1999).
Swamp Milkweed; rare to infrequent; low wet areas in fields and Sweet Flag swales; BSUH 11082.
Northern Water Horehound; infrequent, though locally common in Sweet Flag swales; Sweet Flag swales and wet fields; BSUH 10468, 10559, 11557.
Skullcap (Maddog skullcap); infrequent; wet meadows, stream banks and Sweet Flag swales; BSUH 10579.
Smooth Hedge Nettle; abundant; wet meadows, floodplain woods and Sweet Flag swales; BSUH 10580.
z,+), Cursed Crowfoot; rare, one site; standing water in Sweet Flag swale; BSUH 10865.
Plants such as Japanese sweet flag (Acorus gramineus 'Ogon'), Hinoki false cypress (Chamaecyparis obtusa 'Nana Lutea'), Gold Coast juniper (Juniperus chinensis 'Aurea'), and some hostas give the illusion that rays of sunshine are penetrating the gloom.