Blue Flag Iris
Other common names:
American Blue Flag, Dagger Flower, Flag Lily, Larger Blue Flag, Multi-coloured Blue Flag, Northern Blue Flag, Poison Flag, Snake Lily, Water Flag|
Iris Family (Iridaceae)
Dwarf Lake Iris (Iris lacustris) - Much smaller, grows in alvars.
Yellow Iris (Iris pseudacorus) - Larger, has showy yellow flowers.
Common Cattail (Typha latifolia) - Lacks the showy blue flowers, much taller.
Narrow-leaved Cattail (Typha angustifolia) - leaves are much narrower, much taller, lacks the showy blue flowers.
Summer; Blue/Violet; 3 parts (petals)
30-80 cm (11-31 in)
Grows in Sun/Shade:
Poisonous to eat.
Newcomb's Wildflower Guide: 120
Origin and Meaning of Names:
Scientific Name: versicolor: variously coloured
147 photographs available, of which 12 are featured on this page. SCROLL DOWN FOR PHOTOGRAPHS.
Range Map is at the bottom of the page