Herbs, erect to spreading, annual, 1-5 dm, thinly tomentose, green-ish, grayish, or reddish. Stems: caudex absent; aerial flowering stems erect, not striated but sometimes angled, solid, not fistulose, 0.1-0.8 dm, tomentose. Leaves basal and cauline; basal: petiole 0.5-1 cm, floccose; basal blade oblanceolate to oblong, 2-4 × 0.3-1 cm, tomentose abaxially, floccose to glabrate and grayish or greenish adaxially, margins crenulate, often slightly revolute; cauline sessile, blade narrowly oblong, 0.5-2(-6) × 0.2-0.8(-1.5) cm, similar to basal blade. Inflorescences cymose, mostly open, 5-35 × 5-35 cm; branches thinly tomentose; bracts 3, scalelike, 1-3 × 1-2.5 mm. Peduncles spreading, straight, capillary, 0.8-2.5 cm, glabrous. Involucres campanulate, 1.8-2 × 2-3 mm, glandular-puberulent, not densely tomentose adaxially; teeth 5, erect, 0.4-0.8 mm. Flowers 2-2.5 mm; perianth white to rose, glandular-puberulent; tepals monomorphic, oblong to elliptic; stamens included, 1-2 mm; filaments pilose proximally. Achenes light brown, 3-gonous, 1-1.2(-1.5) mm, glabrous. 2n = 40.
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