Leaves 10-28 mm overall, lobes 3-7(-10), subequal. Peduncles 40-100 mm. Calyculi 0, or of 1-3 bractlets. Involucres campanulate to hemispheric, 4.5-5.5 × 4-5 mm. Phyllaries 12-17, margins of outer distinct ca. ¹/3 their lengths, abaxial faces densely puberulent. Disc florets 50-70. Pappi of 5 erose scales alternating with 5, 1-3-aristate scales. Flowering early spring and late summer, following rains. Calcareous bluffs and slopes, scrublands, deserts; 300-2200 m; Tex.; Mexico.