Three showy, downward-curved, blue to violet petals.
Iris (plant) - Wikipedia
Wild Iris - Iris Setosa - Alaska Wildflower Guide
Prairiebreak: Wild about wild iris!
David's Garden Seeds Flower Native American Iris Wild Blue 7611 (Blue) 100 Non-GMO, Heirloom Seeds : Patio, Lawn & Garden
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Iris versicolor (Blue Flag)
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Iris versicolor #1 (Blue Flag Iris) - Scioto Gardens Nursery
Wild Blue Flag Iris
Blue Flag Iris :: Plants with Altitude
Iris versicolor 'Whodunit' (Blue Flag)
Iris versicolor (Blue Flag)
Wild Iris
Iris versicolor #1 (Blue Flag Iris) - Scioto Gardens Nursery