Iris versicolor. N.O. Iridaceae.
Synonym ► Flag Lily, Liver Lily, Snake Lily, Water Lily. Habitat ► Marshy places in Central America.
Features ► Rhizome cylindrical, compressed towards larger end, where is cup-shaped stem scar. Breaks with sharp fracture, showing dark purple internally. Taste, acrid and pungent.
Part used ► Root.
Action ► Alterative, diuretic, cathartic.
Skin affections; stimulates liver and other glands. Dose of the powdered root, 20 grains as a cathartic.