Phytologia 85: 20. 1999.
Plants (5–) 10–30 (–45+) cm. Stems decumbent, seldom distally branched. Cauline leaves: blades broadly ovate or elliptic to suborbiculate, 7–20 cm, bases broadly cuneate to truncate or cordate, faces silky-villous to strigillose, glabrescent. Heads in axils of (and overtopped by) leaves. Involucres narrowly campanulate, 12–20 (–25) mm diam. Outer phyllaries broadly linear to oblong or obovate, 12–35 mm (equaling or surpassing ray corollas). Ray-florets 5–8 (–9), laminae 8–18 mm. Cypselae 9–10 mm, glabrous; pappi coroniform (lacerate, projected into scales on angles), 1–1.5 mm. 2n = 38.
Phenology: Flowering May–Jul(–Aug).
Habitat: Grassy slopes, openings in pine forests
Elevation: (900–)1300–1900 m
Calif., Mexico (Baja California)
"broader" is not a number.