Herbs, spreading, annual, 1-3(-5) dm, floccose and scabrellous, greenish to reddish or reddish brown. Stems: caudex absent; aerial flowering stems erect, solid, not fistulose, 0.5-1.5 dm, floccose and scabrellous. Leaves basal, sheathing up stems 1-3 cm; petiole 1-4(-5) cm, floccose; blade cordate, 1-3(-4) × 1-3(-4) cm, densely white-tomentose abaxially, sparsely floccose and greenish to green adaxially, margins crisped and wavy. Inflorescences cymose, open, spreading, 5-40 × 20-100 cm; branches scabrellous; bracts 3, scalelike, 1-1.5 × 0.4-0.9 mm. Peduncles absent. Involucres horizontal, turbinate, 1.5-2.5 × 1.5-2 mm, scabrellous; teeth 5, erect, 0.4-0.6 mm. Flowers 1-1.5 mm; perianth white with greenish midribs, becoming pink to rose or deep red, pustulose; tepals dimorphic, those of outer whorl obovate, those of inner whorl ovate; stamens exserted, 1-1.5 mm; filaments glabrous. Achenes light brown to brown, 3-gonous, 2 mm, glabrous. 2n = 40.
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