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Astragalus nuttallianus
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Smallflower Milkvetch
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Astragalus nuttallianus
  

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About Smallflower Milkvetch (Astragalus nuttallianus) Astragalus nuttallianus is a species of milkvetch known by the common names smallflower milkvetch and turkeypeas. It is native to the southwestern and south central United States and northern Mexico, where it can be found in many types of habitat, often in dry areas. This is an annual herb which is variable in appearance, especially across Varieties: It produces slender, hairy stems which reach 4 to 45 centimeters in length. The leaves are up to 6. 5 centimeters long and are made up of several oval-shaped pointed or round-tipped leaflets. The inflorescence bears 1 to 4 white to purple or bicolored flowers, each less than a centimeter in length. The fruit is a legume pod 12 to 26 mm long.
Plant Description
Plant Type
Annual herb

Max. Height
0.13 - 1.5 ft (0.04 - 0.46 m)

Flower Color
White, Purple

Native Status
Native

Natural Setting
Elevation ?
-68' - 7066'

Annual Precip. ?
3.1" - 14.2"

Summer Precip. ?
0.30" - 2.90"

Coldest Month ?
38.0° F - 60.8° F

Hottest Month ?
62.4° F - 88.9° F

Humidity ?
1.76 vpd - 42.46 vpd

Landscaping Information
Nursery Availability
Never or Almost Never Available

Other Names
Common Names
Turkeypeas, Smallflowered Milkvetch


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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