Plants perennial. Stems 2–4(–10), weakly erect, ascending, or decumbent, 3–10 dm, glabrate or hairy, hairs 4-rayed, stellate, or scattered, simple. Leaves: stipules persistent, oblong, ovate, or rhombic-ovate, 4.3–10(–12) mm; petiole 2–25(–36) cm; blade hastate, cordate, triangular, or ovate, 3-or 5(–7)-lobed, 3–11 × 3.5–13 cm, surfaces hairy, hairs 4-rayed and simple, lobes narrowly lanceolate, linear, linear-falcate, or lanceolate-falcate. Inflorescences racemose; involucellar bractlets 3, rarely absent, narrowly linear, 2–10.5 × 0.1–1.7 mm. Flowers bisexual; calyx lobes valvate in bud, forming apiculate or acuminate point; petals reddish purple without white basal spot, 2.2–4 cm. Schizocarps 7.7–11.2 mm diam.; mericarps 12–20, 2.8–4.2 × 2–3.5 mm, glabrous or sparsely hairy, indehiscent; beaks not prominent, 0.7–1.7 mm; collars scarcely differentiated. 2n = 56, 112.
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