Plants 25-45(-100) cm. Stems proximally piloso-hirsute (hairs 3-6+ mm), distally piloso-hirsute (hairs 1-2+ mm) and stellate-pubescent. Leaves: basal 2-8+, cauline (0-)3-4+; blades elliptic to oblanceolate, 30-85 × 16-35 mm, lengths 2.5-5+ times widths, bases cuneate (basal) or clasping (cauline), margins entire or denticulate, apices obtuse to acute, faces piloso-hirsute (hairs 1-2+ mm). Heads 8-12(-25+) in ± paniculiform arrays. Peduncles stellate-pubescent. Calyculi: bractlets 9-12+. Involucres campanulate, 7-9+ mm. Phyllaries 13-18+, apices ± rounded to acute, abaxial faces stellate-pubescent. Florets 25-40; corollas whitish to pale yellow, 8-9 mm. Cypselae urceolate, 3.5-4.5 mm; pappi of 45-60+, white or stramineous bristles in 2+ series, 5-5.5+ mm. Flowering Sep. Springy sites, along streams; 2200-2500 m; Ariz., N.Mex.; Mexico.