Herbs, erect, 1-8 dm, thinly tomentose to floccose, whitish to grayish or brownish to reddish brown. Stems: aerial flowering stems erect, 0.5-3 dm, thinly tomentose to floccose. Leaves basal and cauline; basal: petiole 1-4 cm, thinly tomentose to floccose, blade oblanceolate to narrowly oblong, 1-3(-5) × (0.3-)0.5-1(-2) cm, tomentose on both surfaces, sometimes merely floccose and grayish or brownish to reddish brown adaxially; cauline: petiole 0.3-1.5(-2) cm, mostly floccose, blade elliptic, 0.5-3 × 0.3-1 cm, mostly tomentose and whitish to grayish. Inflorescences cymose, often distally uniparous due to suppression of secondary branches, open, 10-70 × 10-45 cm; branches straight or nearly so, infrequently inwardly curved distally, thinly tomentose to floccose; bracts 1-3 × 1-3 mm. Peduncles absent. Involucres appressed to branches, cylindric, (3.5-)4-5 × 2-3 mm; teeth 5, erect, 0.2-0.4 mm. Flowers 1.5-2(-2.5) mm; perianth white to pink or red, occasionally yellow, glabrous; tepals monomorphic, narrowly obovate to oblong; stamens included, 1-1.5 mm; filaments pilose proximally. Achenes brown, 3-gonous, 1.8-2(-2.2) mm. 2n = 18.
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