Called Blue Flag, or Flag Lily, this purple Iris is a native of North America, and not found as a wild herb in Great Britain.
Poison Flag,Liver Lily, Snake Lily, Dragon Flower, Dagger Flower, Water Flag, N. O. Iridiceae,
Orris Root Rhizoma Iridis
Also medicinal:
I. Florentina, I. foetidissima , I. Germanica ,* I. Missouriensis, L. Lenax. , l. Pallida, L. pseudacorus , l. tuberosa , L. xiphium
The Iris was in the old days a symbol of Majesty.Its shaping originated the Sceptre, invented by early Egyptians.
Known as "Liver Lily" for its medicinal effectiveness on the liver, it is an official drug in The United States Pharmacopoeia
The root offers the official US Drug,being the source of Iridin or Irisin. Iridin acts powerfully on the liver.
starch,gum,tannin, a volatile oil, 25% of acrid, resinous matter called irisin,isopthalic acid,traces of salicylic acid,and an alkaloid(or,"possible""unidentified" alkaloid)un- named in both my references
An opalescent distillate is obtained through distilling the fresh root with water.From this a white camphoraceous substance is extracted,having a fait odour.The oil posseses taste and smell but onlypart of its medicinal use
(preferable to podophyllin for the bowels), Oleoresin inthe root is a liver purgative also useful in small doses for: biliousness,disorders of the duodenum, purifying the blood Used in : constipation, a hepatic stimulant.
Mainly used for syphilis and some Mainly used for forms of scrofula and eruptive skin conditions caused by sluggish gastro-intestinal tract and constipation.
leaves applied externally for bruisingBlood purifier for the skin,diuretic.
Dried rootstock and leaves are used as a purgative
Can be mistaken for Sweet Flag or Iris Missouriensis*with alarming repercussions.Large doses can cause nausea, vomiting and facial neuralgias.Handle with care: possible dermatitis.
"Blue Flag rhizome has annual joints about 2 or more inches long, 3/4 " in diameter,cylindrical in the lower half, becoming compressed towards the crown, where the cup-shaped stem scar is to be seen, when dry....Numerous rings formed of leaf scars..above and scars of rootlets below...dark brown externally, longditudinally wrinkled.The fracture is short, purplish...rootlets are long, slender and simple. Rhizome has a peculiar odour and a nauseating taste."
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