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Close-up of flower Iris douglasiana , the Douglas iris , is a common wildflower of the coastal regions of Northern and Central California and southern Oregon in the United States. [ 2 ] It grows mainly at lower elevations, below 100 meters (330 ft), though it is occasionally found at heights of up to 1,000 meters (3,300 ft).
Iris series Californicae are a series of the genus Iris, in Iris subg. Limniris.They are commonly known as Pacific Coast iris (PCI), [1] or Pacific Coast natives (PCN). [2]The series was first classified by Diels in Die Natürlichen Pflanzenfamilien (Edited by H. G. A. Engler and K. Prantl) in 1930.
The founding of the AIS was prompted by the growing popularity of irises as garden plants in America, spurred in part by an award-winning exhibit of iris cultivars at the 1915 Panama–Pacific International Exposition in San Francisco, in part by William Rickatson Dykes' landmark 1913 book The Genus Iris, and in part by a small flood of articles in popular magazines like Country Life.
In 1998, Iris lacustris, the Dwarf Lake iris, was designated the state wildflower of Michigan, [61] [62] where the vast majority of populations exist. [63] In 1990, the Louisiana iris was voted the state wildflower of Louisiana [64] (see also fleur-de-lis:United States, New France), though the state flower is the magnolia blossom. [65]
Iris innominata, the Del Norte County iris, is a species of iris native to southern Oregon, and California along the north coast and Klamath Ranges in Del Norte County, California. The leaves are dense and evergreen, up to 20 cm. The flower is typically deep golden yellow with darker veins, although colors may vary. The flower stems are about ...
Iris purdyi is a species of iris known by the common name Purdy's iris, named after Carl Purdy. It is found in the redwood forests of California and into southern Oregon, and hence is also known as the redwood iris. The plant flowers from April to June.
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Iris fernaldii, commonly known as Fernald's iris, is a species of iris endemic to western Northern California. It is native to the Inner and Outer North California Coast Ranges, such as the Santa Cruz Mountains, and surrounding the San Francisco Bay Area. It is found between 164–6,562 feet (50–2,000 m) in elevation.