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Astragalus filipes
  

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About Basalt Milkvetch (Astragalus filipes) Astragalus filipes is a species of milkvetch known by the common name basalt milkvetch. It is native to western North America from British Columbia to California to Utah, where it grows in many types of habitat, especially dry areas. Astragalus filipes is a clumpy perennial herb growing 30 to 90 centimeters tall. The leaves are up to 12 centimeters long and made up of several widely spaced leaflets which are linear to oval in shape. The open inflorescence holds up to 30 off-white to pale yellow flowers each 1 to 1. 5 centimeters long. Astragalus filipes is a clumpy perennial herb growing 30 to 90 centimeters tall. The leaves are up to 12 centimeters long and made up of several widely spaced leaflets which are linear to oval in shape. The open inflorescence holds up to 30 off-white to pale yellow flowers each 1 to 1. 5 centimeters long. The fruit is a hanging legume pod up to 3 centimeters long. It is long and thin and dries to a papery texture.
Plant Description
Plant Type
Perennial herb

Max. Height
1 - 3 ft (0.3 - 0.9 m)

Form
Upright

Growth Rate
Moderate

Flower Color
White, Yellow

Flowering Season
Spring
Spring
Summer
Fall
Winter


Native Status
Native

Natural Setting
Elevation ?
119' - 7703'

Annual Precip. ?
2.8" - 25.2"

Summer Precip. ?
0.26" - 2.85"

Coldest Month ?
28.7° F - 58.6° F

Hottest Month ?
56.6° F - 87.9° F

Humidity ?
0.70 vpd - 37.73 vpd

Soil Description
Prefers sandy or loamy soils. Does not grow well in clay soils.

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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