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Yellowleaf Iris
Iris chrysophylla
  
About Yellowleaf Iris (Iris chrysophylla) 6 Nurseries Carry This Plant The Yellowleaf iris, Iris chrysophylla, is a wildflower which ranges from midwestern and southern Oregon west of the Cascades and south to the crest of the Siskiyou Mountains in northern California. The Yellowleaf iris grows up to 5,500 feet elevation, most commonly in open, coniferous forests. This herbaceous perennial grows from compact, dark brown and slender rhizomes. The leaves are linear, finely ribbed, and light green, 25-50 centimeter long, and may be reddish colored at the base. The flowering stems are simple, solid, and slender, 3-20 centimeter. The flowers are cream to pale yellow, with dark golden to reddish-brown or lavender veins. The plant flowers from April through June.
Plant Description
Plant Type
Plant Type
Perennial herb

Size
Size
1.2 - 8.4 in tall

Flower Color
Flower Color
Yellow, Cream, Lavender, Red, Brown

Flowering Season
Flowering Season
Spring

Landscaping Information
Sun
Sun
Part Shade

Nurseries
Nurseries

Common uses
Common uses
Deer Resistant

Sunset Zones
Sunset Zones?
1, 2, 3, 4, 5, 6*, 7*, 14*, 15*, 16*, 17, 18, 19, 20, 21

Natural Setting
Climate
Climate
Annual Precipitation: 46.2" - 155.7", Summer Precipitation: 0.84" - 5.94", Coldest Month: 33.8" - 49.6", Hottest Month: 58.4" - 73.2", Humidity: 0.80" - 21.86", Elevation: 1244" - 5515"

Alternative Names
Common Names: Yellow-flowered Iris


Sources include: Wikipedia. All text shown in the "About" section of these pages is available under the Creative Commons Attribution-ShareAlike License. Plant observation data provided by the participants of the California Consortia of Herbaria, Sunset information provided by Jepson Flora Project. Propogation from seed information provided by the Santa Barbara Botanical Garden from "Seed Propagation of Native California Plants" by Dara E. Emery. Sources of plant photos include CalPhotos, Wikimedia Commons, and independent plant photographers who have agreed to share their images with Calscape. Other general sources of information include Calflora, CNPS Manual of Vegetation Online, Jepson Flora Project, Las Pilitas, Theodore Payne, Tree of Life, The Xerces Society, and information provided by CNPS volunteer editors, with special thanks to Don Rideout. Climate data used in creation of plant range maps is from PRISM Climate Group, Oregon State University, using 30 year (1981-2010) annual "normals" at an 800 meter spatial resolution.

Links:   Jepson eFlora Taxon Page  CalPhotos  Wikipedia  Calflora


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