''Chrysothamnus'', known as rabbitbrush, rabbitbush, and chamisa, are a genus of shrubs in 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 ...

.USDA Plants Profile for ''Chrysothamnus'' (rabbitbrush)
/ref> The native distribution is in the arid western

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, and northern

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. It is known for its bright white or yellow flowers in late summer.Flora of North America, Rabbitbrush, ''Chrysothamnus'' Nuttall, Transactions of the American Philosophical Society, new series 7: 323. 1840.
/ref> ''Chrysothamnus'' may grow up to a tall shrub or subshrub, usually with woody stem bases. The leaves are alternate, sessile or with short petioles, with entire edges. The flowerheads are singular or in clusters. Each

composite flower 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 ...

often has five to 6 (though sometimes upwards of 40) yellow disc florets and no ray florets. ''Chrysothamnus'' species are used as food plants by the

larva A larva (; plural larvae ) is a distinct juvenile form many animals undergo before metamorphosis into adults. Animals with indirect development such as insects, amphibians, or cnidarians typically have a larval phase of their life cycle. ...

e of some Lepidoptera species including '' Coleophora linosyridella'', '' Coleophora viscidiflorella'' (which have both been recorded on ''C. viscidiflorus'') and '' Schinia walsinghami''. ; SpeciesBiota of North America Program 2013 county distribution maps
/ref> * '' Chrysothamnus depressus'' – dwarf rabbitbrush, longflower rabbitbrush –

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New Mexico ) , population_demonym = New Mexican ( es, Neomexicano, Neomejicano, Nuevo Mexicano) , seat = Santa Fe , LargestCity = Albuquerque , LargestMetro = Tiguex , OfficialLang = None , Languages = English, Spanish ( New Mexican), Navajo, Ke ...

* '' Chrysothamnus eremobius'' – pintwater rabbitbrush, remote rabbitbrush –

* '' Chrysothamnus greenei'' – Greene's rabbitbrush –

Wyoming Wyoming () is a state in the Mountain West subregion of the Western United States. It is bordered by Montana to the north and northwest, South Dakota and Nebraska to the east, Idaho to the west, Utah to the southwest, and Colorado to the s ...

* '' Chrysothamnus humilis'' – Truckee rabbitbrush –

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* '' Chrysothamnus molestus'' – Arizona rabbitbrush –

* '' Chrysothamnus scopulorum'' –

* '' Chrysothamnus stylosus'' –

* '' Chrysothamnus vaseyi'' – Vasey's rabbitbrush –

* ''

Chrysothamnus viscidiflorus ''Chrysothamnus viscidiflorus'' is a species of shrub in the family Asteraceae of the Americas known by the common names yellow rabbitbrush and green rabbitbrush. Description ''Chrysothamnus viscidiflorus'' grows up to about in height, with s ...

'' – yellow rabbitbrush –

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References

External links

CalFlora Database: ''Chrysothamnus'' (rabbitbrush)

Jepson Manual Treatment of ''Chrysothamnus''
* {{Taxonbar, from=Q2708402 Astereae Asteraceae genera Flora of the Western United States Taxa named by Thomas Nuttall