Perennials 25–65 cm (in clumps); taproots thick, fleshy or woody, rhizomes spreading. Stems erect, green, stout, branched from bases and distally, weakly striate, glabrous. Leaves (basal forming rosettes, sometimes withering before flowering) proximal blades linear, 100–200 × 1–8 mm, margins of usually pinnately laciniately lobed, lobes remote and narrow, 1–15 mm. cauline similar, 5–10 mm, reduced to scales distally. Heads borne singly. Involucres cylindric, 18–25 mm × 5–8 mm, apices narrow. Calyculi of 8–10, ovate bractlets 1–3 mm, margins ciliate-tomentulose. Phyllaries 8–10, linear, 18–26 mm, margins scarious, apices appendaged, faces glabrous or tomentulose. Florets 8–12; corollas usually pink, purple, or lavender, rarely white, 35–40 mm, ligules 5–6 mm wide. Cypselae 11–17 mm, faces smooth, adaxial not sulcate, glabrous; pappi 10–15 mm. 2n = 18.
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