Herbs, spreading, annual, (0.5-) 1-4 dm, glabrous, glaucous, greenish to grayish. Stems: caudex absent; aerial flowering stems erect, solid, not fistulose, 0.4-0.8 dm, glabrous. Leaves basal; petiole 1-3 cm, mostly floccose; blade subcordate to orbiculate, (0.5-)1-2.5 × (0.5-)1-2.5 cm, densely white-tomentose abaxially, less so to subglabrous and grayish to greenish adaxially, margins plane. Inflorescences cymose, open, spreading, (5-)10-20 × 5-20 cm; branches glabrous, glaucous; bracts 3, scalelike, 1-2 × 0.5-1 mm. Peduncles deflexed or curving and ascending upward, straight or slightly curved, slender, 0.3-1.5 cm, glabrous. Involucres narrowly turbinate, (1.5-)2-3 × 0.5-1.5 mm, glabrous; teeth 5, erect, 0.4-0.8 mm. Flowers 2-2.5 mm; perianth white to pink with greenish to reddish midribs, becoming pinkish to reddish, glabrous; tepals dimorphic, those of outer whorl oblong or obovate, those of inner whorl ovate; stamens included, 1.5-2 mm; filaments glabrous. Achenes brown, 3-gonous, 1.5-2 mm, glabrous. 2n = 40.
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