Coreopsis stillmanii (A. Gray) S.F. Blake

Coreopsis stillmanii (A. Gray) S.F. Blake. Leptosyne stillmanii is a species of flowering plant in the family Asteraceae known by the common name Stillman's tickseed. It is endemic to California, where it grows in the Central Valley and most of the adjacent coastal and inland mountain ranges in California chaparral and woodlands habitats. It is found east of San Francisco Bay and on the eastern side of the Central Valley.