Colorado Plant Database

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WILD IRIS - Iris missouriensis

Courtesy of Lookout Mountain Nature Center,

Common Name: WILD IRIS
Other Common Names: Missouri iris
Scientific Name: Iris missouriensis
Derivation: missouriensis - of the Missouri territory, which included Colorado and Wyoming.
Family: Iris - Iridaceae
Species Characteristics: ovary inferior (petals and other floral parts attached at the top of the ovary).
Mature Height: to 2 feet.
Mature Spread: clumping
Flower Color: bluish-purple
Flower Symmetry: radial
Fruit Color: green
Fruit Type: capsule (dry, multi-celled fruit that splits open on maturity).
Leaf Type: simple (not divided into similar parts), grass-like, basal (at ground level) and covered with whitish bloom (powdery covering).
Leaf/Leaflet Shape: linear (flat and narrow with parallel margins).
Origin: native
Growth Form: herbaceous
Life Cycle: perennial
Class: angiosperm (plant with covered seed).
SubClass: monocot (plants with one seed leaf and parallel veins).
Season of Bloom: late spring to mid-summer (May - Jul.).
Life Zone: foothills to subalpine.
Habitat: moist open areas, wet meadows, streamsides at 4,500 to 9,500 feet elevation.
Eco. Relationships: pollinated by native bees, bumblebees, and butterflies.

Origin: native

Landscaping Use: formal, woodland, meadow, pondside, butterfly garden.
Moisture Requirement: medium to low drought tolerance.
Light Requirement: open, sun.
Soil Requirement: moist to moderately dry.

Human Toxicity: rootstocks and leaves are poisonous if eaten.

Version: 3.0.0      Release Date: August 2015       ©2015 Jefferson County ITS

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