Basal and proximal cauline leaves: blade margins runcinate-pinnatifid. Flowers: sepals purple; petals purple with white margins. 2n = 28. Flowering Mar-Apr. Cliff bases, talus, limestone, gravelly slopes, brushy areas, canyons and isolated in washes; 700-1500 m; Ariz., N.Mex., Tex.; Mexico (Chihuahua, Coahuila).