[Butterweeds, Groundsels and Ragworts: The Genera Packera and Senecio in the Mountains and Deserts of the American Southwest]

California Butterweed, Californica Groundsel, California Ragwort

Senecio californicus

Synonym: Senecio ammophilus

California Butterweed, Californica Groundsel, California Ragwort: Senecio californicus (Synonym: Senecio ammophilus)

California ragwort as seen in Plum Canyon, Anza Borrego Desert State Park............March 23, 2011.

California Butterweed, Californica Groundsel, California Ragwort: Senecio californicus (Synonym: Senecio ammophilus) - California Butterweed, Californica Groundsel, California Ragwort: Senecio californicus (Synonym: Senecio ammophilus)

Involucral bracts of California Butterweed, Californica Groundsel, California Ragwort: Senecio californicus (Synonym: Senecio ammophilus) - California Butterweed, Californica Groundsel, California Ragwort: Senecio californicus (Synonym: Senecio ammophilus)

Stem leaf of California Butterweed, Californica Groundsel, California Ragwort: Senecio californicus (Synonym: Senecio ammophilus)

California ragwort as seen at Morteros, Anza-Borrego Desert State Park........March 27, 2010.
Paul Slichter