Plants perennial. Stems (1–)2–5(–15), erect to weakly erect, 1.5–9 dm, essentially glabrous, but often with trace of simple or 4-rayed stellate hairs, glaucous. Leaves: stipules persistent, linear-lanceolate to subulate, 4–12.5(–15) mm; petiole 3.5–16 cm; blade cordate, suborbiculate, or ovate, crenate or 3–5-lobed, 2.5–8(–16) × 2.5–8(–14) cm, surfaces sparsely hairy with simple hairs abaxially, glabrate adaxially, lobes oblanceolate to obtrullate. Inflorescences racemose; involucellar bractlets absent. Flowers bisexual, rarely functionally pistillate; calyx lobes valvate in bud, forming apiculate or acuminate point; petals reddish purple without white basal spot, rarely white or intergrading shades of pink, 1.6–3.2 cm. Schizocarps 6–7.5 mm diam.; mericarps 10–16, 2.5–3 × 2.5–3 mm, glabrous or with simple, appressed hairs, indehiscent; beaks prominent or not, 0.7–1.2 mm; collars absent or very weakly developed. 2n = 28.
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An annual herb. It has a tapered fattened root. The lower leaves have 5-7 lobes.
Prairies, plains, woods and mesquite groves. Open oak or oak-pine woods, mesquite woodlands, margins of woods, prairies, roadsides; at elevations from 100-500 metres.
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