Iris versicolor

(redirected from Blue Flag Iris)
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Related to Blue Flag Iris: Iris virginica
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 poisonous

Iris versicolor,

n See blue flag.
References in periodicals archive ?
For maximum impact you need a watertight container, one small water lily, an upright marginal such as blue flag iris, a surface-spreading marginal like Veronica beccabunga, and a floating aquatic such as parrot's feather or a Japanese pond lily.
Add a tub of the Americal Blue Flag Iris or the spiky-leaved Japanese Rush, Acorus Graminieus.