Astragalus subvestitus
Encyclopedia
Astragalus subvestitus is a species of milkvetch
Astragalus
Astragalus is a large genus of about 3,000 species of herbs and small shrubs, belonging to the legume family Fabaceae, subfamily Faboideae. The genus is native to temperate regions of the Northern Hemisphere...

 known by the common name Kern County milkvetch.

Distribution

It is endemic to California
California
California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...

, where it grows in sagebrush
Sagebrush
Sagebrush is a common name of a number of shrubby plant species in the genus Artemisia native to western North America;Or, the sagebrush steppe ecoregion, having one or more kinds of sagebrush, bunchgrasses and others;...

 habitat on the slopes of the Sierra Nevada in Kern
Kern County, California
Spreading across the southern end of the California Central Valley, Kern County is the fifth-largest county by population in California. Its economy is heavily linked to agriculture and to petroleum extraction, and there is a strong aviation and space presence. Politically, it has generally...

 and Tulare Counties
Tulare County, California
Tulare County is a county located in the Central Valley of the U.S. state of California, south of Fresno. Sequoia National Park is located in the county, as are part of Kings Canyon National Park, in its northeast corner , and part of Mount Whitney, on its eastern border...

.

Description

Astragalus subvestitus is small, hairy, mat-forming perennial herb producing stems no longer than 8 centimeters. The leaves are a few centimeters long and made up of several hairy oval-shaped leaflets. The small inflorescence
Inflorescence
An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Strictly, it is the part of the shoot of seed plants where flowers are formed and which is accordingly modified...

 holds a few purple-tinged white flowers each just over a centimeter in length.

The fruit is a papery legume pod covered in short, curly white hairs and bearing a triangular beak at the tip.

External links

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