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Astragalus inyoensis
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Inyo Milkvetch
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Astragalus inyoensis

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About Inyo Milkvetch (Astragalus inyoensis) Astragalus inyoensis is a species of milkvetch known by the common name Inyo milkvetch. It is native to the Great Basin desert mountains and flats of western Nevada, and the White and Inyo Mountains of eastern California. Astragalus inyoensis is a low, mat-forming perennial herb with slender, crooked gray-green stems growing up to 60 centimeters long. The leaves are a few centimeters long and are made up of several oval scoop-shaped leaflets each a few millimeters in length. The inflorescence produces up to 15 pinkish purple flowers each around a centimeter long. The fruit is a hanging legume pod just over a centimeter long which is narrow and curved in shape and leathery in texture.
Plant Description
Plant Type
Perennial herb

Max. Height
0.33 - 2 ft (0.1 - 0.6 m)

Flower Color
Pink, Purple

Native Status
Natural Setting
Elevation ?
4871' - 11067'

Annual Precip. ?
7.0" - 16.0"

Summer Precip. ?
0.76" - 2.59"

Coldest Month ?
25.2° F - 43.9° F

Hottest Month ?
47.4° F - 69.1° F

Humidity ?
2.34 vpd - 22.63 vpd

Landscaping Information
Nursery Availability
Never or Almost Never Available

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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