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Oregon Anemone
Anemone oregana

About Oregon Anemone (Anemone oregana) Anemone oregana is a species of flowering plant in the buttercup family known by the common names blue windflower, Oregon anemone, and western wood anemone. It is native to the forests of the west coast of the United States. This is a perennial herb growing from a thick rhizome to a maximum height of 25 to 30 centimeters. There is usually a single basal leaf made up of three large leaflets on a long petiole. There are sometimes more leaves along the mostly naked stem. The flower cluster has three leaflike leafs and a single flower. The flower has no petals but 5 to 7 petal-like sepals in any of several colors, usually blue or purple but sometimes reddish, pink, white, or bicolored. In the center of the flower are up to 75 thin stamens. The fruit is a cluster of fluffy achenes.
Plant Description
Plant Type
Perennial herb

Max. Height
5.9 - 11.8 in (15 - 30 cm)

Flower Color
White, Purple, Blue

Native Status

Natural Setting
Shade, Part Shade

Elevation ?
3' - 6571'

Annual Precip. ?
28.7" - 156.6"

Summer Precip. ?
0.32" - 6.33"

Coldest Month ?
31.2° F - 48.9° F

Hottest Month ?
55.8° F - 73.4° F

Humidity ?
0.32 vpd - 22.85 vpd

Sunset Zones ?
4, 5, 6*, 7, 15, 16, 17

Landscaping Information
Nursery Availability
Never or Almost Never Available

Other Names
Common Names
Blue Windflower, Western Wood Anemone

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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