''Chrysothamnus humilis'', called Truckee rabbitbrush, is a

North America North America is a continent in the Northern Hemisphere and almost entirely within the Western Hemisphere. It is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South America and the Car ...

n species of flowering plants in the tribe

Astereae Astereae is a tribe of plants in the family Asteraceae that includes annuals, biennials, perennials, subshrubs, shrubs, and trees. They are found primarily in temperate regions of the world. Plants within the tribe are present nearly worldwide di ...

within the family

Asteraceae The family Asteraceae, alternatively Compositae, consists of over 32,000 known species of flowering plants in over 1,900 genera within the order Asterales. Commonly referred to as the aster, daisy, composite, or sunflower family, Compositae w ...

. It has been found in northern

California California is a U.S. state, state in the Western United States, located along the West Coast of the United States, Pacific Coast. With nearly 39.2million residents across a total area of approximately , it is the List of states and territori ...

Oregon Oregon () is a U.S. state, state in the Pacific Northwest region of the Western United States. The Columbia River delineates much of Oregon's northern boundary with Washington (state), Washington, while the Snake River delineates much of it ...

Washington Washington commonly refers to: * Washington (state), United States * Washington, D.C., the capital of the United States ** A metonym for the federal government of the United States ** Washington metropolitan area, the metropolitan area centered on ...

, northern

Nevada Nevada ( ; ) is a U.S. state, state in the Western United States, Western region of the United States. It is bordered by Oregon to the northwest, Idaho to the northeast, California to the west, Arizona to the southeast, and Utah to the east. N ...

, southwestern

Idaho Idaho ( ) is a state in the Pacific Northwest region of the Western United States. To the north, it shares a small portion of the Canada–United States border with the province of British Columbia. It borders the states of Montana and Wyom ...

. ''Chrysothamnus humilis'' is a branching shrub up to 30 cm (12 inches) tall with dark gray bark. It has many small, yellow

flower heads A pseudanthium (Greek for "false flower"; ) is an inflorescence that resembles a flower. The word is sometimes used for other structures that are neither a true flower nor a true inflorescence. Examples of pseudanthia include flower heads, compos ...

clumped into dense arrays. The species grows in sagebrush scrub and in sand in desert regions.Flora of North America, Truckee rabbitbrush, ''Chrysothamnus humilis'' Greene
/ref>

References

External links

*{http://plants.usda.gov/core/profile?symbol=CHHU2 USDA Plants Profile for ''Chrysothamnus humilis'' (Truckee rabbitbrush)]
Calflora Database: ''Chrysothamnus humilis'' (Truckee rabbitbrush)Jepson Manual eFlora treatment of ''Chrysothamnus humilis''
{{Taxonbar, from=Q15594276 Astereae Flora of the Northwestern United States Flora of California Flora of the Great Basin Flora of Nevada Flora of the Sierra Nevada (United States) Plants described in 1896 Taxa named by Edward Lee Greene Flora without expected TNC conservation status