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blue flag
blue flagn. Any of several irises having blue or blue-violet flowers, especially Iris versicolor of eastern North America.Blue Flag n (Environmental Science) an award given to a seaside resort that meets EU standards of cleanliness of beaches and purity of water in bathing areas blue′ flag`
n. any of several North American irises having blue flowers. [1775–85, Amer.] Thesaurus| Noun | 1. |  blue flag - a common iris of the eastern United States having blue or blue-violet flowers; root formerly used medicinallyIris versicolorfleur-de-lis, iris, sword lily, flag - plants with sword-shaped leaves and erect stalks bearing bright-colored flowers composed of three petals and three drooping sepals |
TranslationsEncyclopediaSeefleur-de-lisblue flag
A perennial herb, the dried rhizome of which contains alkaloids, salicylates, starch, and tannins; it is antiemetic and carminative, and has been used for eructation, headache, cramps, rheumatic complaints, to increase the flow of bile, and is said to remove toxins from the blood
Toxicity Fresh blue flag root is poisonousblue flag (blū flag) Herbal derived from Iris versicolor; purported value as an antiinflammatory, laxative, diuretic; human poisoning reported and use contraindicated.
Synonym(s): dagger flower, fleur-de-lis, liver lily, poison flag. blue flag
Synonyms for blue flagnoun a common iris of the eastern United States having blue or blue-violet flowersSynonymsRelated Words- fleur-de-lis
- iris
- sword lily
- flag
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