Spiny Milkvetch

Spiny Milkvetch Plant Information

Spiny Milkvetch grows in the following 14 states:

Arizona, Colorado, Idaho, Montana, Nebraska, New Mexico, South Dakota, Utah, Wyoming, Oregon, California, Nevada, North Dakota, Washington

Astragalus kentrophyta is a species of milkvetch known by the common name spiny milkvetch. It is native to western North America from central to west Canada, to California, to New Mexico. It grows in rocky mountainous areas, such as the Sierra Nevada, and on plateaus.

This perennial herb is somewhat variable in appearance, especially across varieties. It is generally small and low-lying, growing in spiny mats or clumps. The short stems are hairy. The small leaves are made up of smaller oval-shaped or narrow linear, spine-tipped leaflets. The inflorescence bears one to three white to pinkish purple flowers, each less than a centimeter long. The fruit is a hairy, flattened legume pod 4 to 9 millimeters in length.
There are several varieties of Astragalus kentrophyta species, including:

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