Iris Missouriensis, or more commonly know as Rocky Mountain Iris, is a forb/herb (a forb/herb is a non-woody plant that is not a grass) with green foliage and purple flowers of the genus Iris. It has a rapid growth rate and a height of 1 feet at maturity. Its duration is perennial which means it will grow year after year. It's active growth period is summer, blooms during spring and is somewhat tolerant of shade. Iris Missouriensis or Rocky Mountain Iris's floral region is North America US Lower 48, specifically in the states of Arizona, California, Colorado, Idaho, Minnesota, Montana, North Dakota, Nebraska, New Mexico, Nevada, Oregon, South Dakota, Utah, Washington and Wyoming.
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