noun

• Spiny shrubs containing oil, of the genus Sarcobatus, native to the United States, especially Sarcobatus vermiculatus.
• Any of several other North American desert shrubs with glossy or resinous leaves in several species. including:
• Adenostoma fasciculatum (chamise).
• Baccharis sarothroides (desert broom)
• Glossopetalon spinescens (spiny greasewood, Nevada greasewood).
• Gutierrezia spp. (broomweed, snakeweeds, matchweeds).
• Larrea tridentata (creosote bush).