Brittlebush, Goldenhills, Incienso: Encelia farinosa (Synonyms: Encelia farinosa var. farinosa, Encelia farinosa var. phenicodonta, Encelia farinosa var. radians)
Bush Encelia, Button Brittlebush, Button Encelia, Rayless Encelia: Encelia frutescens (Synonyms: Encelia frutescens var. frutescens, Simsia frutescens)