variants:
or less commonly rabbit brush
or rabbit bush
Definition of rabbitbrush
: any of various shrubby composite plants (genera Chrysothamnus, Ericameria, and Lorandersonia) of western North America that have narrow leaves and clusters of small, typically yellow flowers, and that are tolerant of dry, poor, alkaline soils
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Merriam-Webster unabridged
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Time Traveler for rabbitbrush
The first known use of rabbitbrush was circa 1890
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