any shrub of the genus Chrysothamnus, native to arid regions of N America, identified by its (usually) yellow flowers that bloom in late summer
rabbitbrush in American English
(ˈræbɪtˌbrʌʃ)
noun
any of several composite shrubs of the genus Chrysothamnus, of the western U.S. and Mexico, having whitish, hairy branches and yellow flowers
Word origin
[1860–65; rabbit + brush2; so called because it provides shelter for jackrabbits]This word is first recorded in the period 1860–65. Other words that entered Englishat around the same time include: institutionalism, monism, mutualism, pop-up, trade name