Iris chrysophylla

Iris chrysophylla, the yellowleaf iris, 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 (1,700 m) elevation, most commonly in open, coniferous forests.

Yellowleaf iris
Yellowleaf/Pacific Coast iris (Iris chrysophylla) from Phoenix Lake. Near Ross California
Conservation status
Apparently Secure  (NatureServe)
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Monocots
Order:	Asparagales
Family:	Iridaceae
Genus:	Iris
Subgenus:	Iris subg. Limniris
Section:	Iris sect. Limniris
Series:	Iris ser. Californicae
Species:	I. chrysophylla
Binomial name
Iris chrysophylla T.J.Howell

Description

This herbaceous perennial grows from compact, dark brown and slender rhizomes. The leaves are linear, finely ribbed, and light green, 25–50 cm long, and may be reddish colored at the base. The flowering stems are simple, solid, and slender, 3–20 cm. The flowers are cream to pale yellow, with dark golden to reddish-brown or lavender veins. The plant flowers from April through June.

References

• Flora of North America Iris chrysophylla
• "Iris chrysophylla". Germplasm Resources Information Network. Agricultural Research Service, United States Department of Agriculture.
• Pacific coast native iris.org: Iris chrysophylla
• USDA Natural Resources Conservation Service Iris chrysophylla

External links

• Calflora Database: Iris chrysophylla (golden leaved iris, yellowleaf iris)
• USDA Plants Profile for Iris chrysophylla (yellowleaf iris)