Herbs, spreading, (0.5-)1-3 dm, glabrous, greenish. Stems: aerial flowering stems erect, 0.3-0.8 dm, glabrous. Leaves basal; petiole 0.5-3 cm, tomentose; blade ovate to rounded, 0.5-2 × 0.5-2 cm, densely white-tomentose on both surfaces, rarely glabrate and grayish or greenish adaxially. Inflorescences cymose, occasionally distally uniparous due to suppression of secondary branches, usually diffuse, 5-25 × 5-30 cm; branches glabrous; bracts 0.5-2 × 0.5-2 mm. Peduncles absent. Involucres somewhat appressed to branches, turbinate, 1-1.2 × 0.4-0.6 mm, glabrous; teeth 5, erect, 0.2-0.3 mm. Flowers 0.6-0.8(-1) mm; perianth yellow or pale yellowish, rarely whitish, glabrous; tepals slightly dimorphic, those of outer whorl oblong to oblong-obovate, those of inner whorl narrowly oblong; stamens included, 0.5-0.8 mm; filaments pilose proximally. Achenes dark brown, 3-gonous, 0.8-1 mm.
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