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Encelia californica is a species of flowering plant in the daisy family known by the common name California brittlebush. It is also commonly referred to as "California bush sunflower".
Encelia farinosa (commonly known as brittlebush or brittlebrush), is a common desert shrub of northern Mexico (Baja California, Baja California Sur, Sonora, Sinaloa, and Hidalgo) and the southwestern United States (California, Arizona, Utah, and Nevada).