Shrubs, deciduous, 1-2 m tall. Leaves on long shoots alternate, petiole 2-4 mm, leaf blade oblong-lanceolate to lanceolate, 3-5 × 1.2-1.5 cm, papery, both surfaces sparsely pilose or glabrescent, base attenuate or obtuse, margin entire, apex acuminate or mucronate; leaves on branchlets 4-6, tufted, leaf blade oblong-lanceolate to narrowly elliptic, 4-6 × 1.2-1.5 cm or smaller. Capitula solitary, terminal on branchlets, dioecious; peduncle 2-3 cm; female capitula ca. 10 mm, with 4 or 5 florets, male 6-7 mm, with 9-12 florets; involucre narrowly campanulate or subcylindric, 5-8 mm in diam.; phyllaries 4-or 5-seriate, abaxially glabrous or margin sparsely pubescent, outer phyllaries broadly ovate, ca. 2 mm, median obovate, ca. 5 mm, inner oblanceolate, 8-9 mm. Female floret corollas tubular, ca. 9 mm, deeply 5-lobed, lobes unequal; male floret corollas deeply 5-lobed, limbs expanded. Achenes fusiform, ca. 7 mm, 10-ribbed, densely hairy; pappus yellow-white, 7-10 mm. Fl. Jun-Aug.