Disc florets (7-)8-12; corollas yellow. Pappi of 20-30 bristles 2-3(-3.5) mm. 2n = 34, 68, 136.

Flowering spring-fall. Crevices of igneous boulders and bluffs; 1500-2600 m; Tex.

Variety rupestris is found throughout Jeff Davis County and possibly in northern Presidio County.