Cunningham's Encyclopedia of Magical Herbs - Scott Cunningham 1985

Blue Flag
The Herbs

(Iris versicolor) Poison P V

Folk Names: Flag Lily, Fleur-de-Lys, Iris, Liver Lily, Poison Lily, Poison Flag, Snake Lily, Water Flag, Water Iris

Gender: Feminine

Planet: Venus

Element: Water

Powers: Money

Magical Uses: Carry the root for financial gain. The root is also placed in cash registers to increase business.