B0287200 (bĭt′ər-brŭsh′)n. A shrub (Pushia tridentata) of the rose family found in western North America, having bitter-tasting leaves and often browsed by deer, elk, and pronghorn.
bitterbrush
(ˈbɪtəˌbrʌʃ) n (Plants) a flowering plant of the genus Purshia, native to North America