Involucres 1.5-3.5 cm diam. Corollas lavender to rich pink-purple.

Flowering summer (Jun-Aug). Arid slopes, roadsides, grasslands, sagebrush scrub, dry woodlands, montane forests; 1400-3100 m; Idaho, Nev., Utah, Wyo.

Variety davisii occurs in the northern Great Basin region and adjacent mountains from northern Nevada and southern Idaho to eastern Wyoming and northern Utah.