Cleomella parviflora
Encyclopedia
Cleomella parviflora is a species of flowering plant in the cleome family
Cleomaceae
Cleomaceae is a small family of flowering plants in the order Brassicales, comprising about 300 species in 10 genera. These genera were previously included in the family Capparaceae, but were raised to a distinct family when DNA evidence showed that the genera included in it are more closely...

 known by the common name slender stinkweed. It is native to eastern 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...

 and western Nevada
Nevada
Nevada is a state in the western, mountain west, and southwestern regions of the United States. With an area of and a population of about 2.7 million, it is the 7th-largest and 35th-most populous state. Over two-thirds of Nevada's people live in the Las Vegas metropolitan area, which contains its...

, where it grows in desert and 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;...

 scrub in the Mojave Desert
Mojave Desert
The Mojave Desert occupies a significant portion of southeastern California and smaller parts of central California, southern Nevada, southwestern Utah and northwestern Arizona, in the United States...

 and southern parts of the Great Basin
Great Basin
The Great Basin is the largest area of contiguous endorheic watersheds in North America and is noted for its arid conditions and Basin and Range topography that varies from the North American low point at Badwater Basin to the highest point of the contiguous United States, less than away at the...

. It is an annual herb producing a smooth, hairless, reddish stem up to about 45 centimeters tall. There are a few leaves, each made up of three elongated, fleshy leaflets. Most of the flowers are located in a raceme
Raceme
A raceme is a type of inflorescence that is unbranched and indeterminate and bears pedicellate flowers — flowers having short floral stalks called pedicels — along the axis. In botany, axis means a shoot, in this case one bearing the flowers. In a raceme, the oldest flowers are borne...

at the tips of the stem branches, and there may be a few solitary flowers in the axils of the leaves. Each flower has four tiny pale yellow petals, each about 2 millimeters long. The fruit is a lobed, valved capsule which hangs on the tip of the remaining flower receptacle.

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