Rhizomatous, perennial herbs, up to 90 cm tall. Stem erect, flexuous, glabrous or sparsely villous below. Leaves discolorous, upper dark green, lower pale, distinctly 3–nerved, villous on both sides, lower leaves (8–) 12–15 cm long (including 3 – 4.5 (–8) cm long broadly sheating or winged petiole), 4–6  cm wide, ovate–elliptic, lanceolate with cordate–rounded base, margins serrate – coarsely dentate, with 10–12 sharp tooth on either side, acuminate–mucronate, upper ones 4–6 cm long, 1.5–2 cm wide, elliptic. Capitula solitary, 1.5 – 2.5 cm across, in corymbiform synflorescence, peduncle and base of capitula villous, intermixed with glands. Phyllaries 2–seriate, herbaceous, finely villous–glandular, acute, outer ones 5–6 mm long, 1–1.5 mm wide, ovate–lanceolate, with thin membranous, margins, inner ones 7–9 (–10) mm long, ca 1.5 mm wide, linear–lanceolate. Ray florets ca 45, bluish, mauve or white, 18 – 22 mm long, 2.5–3 mm wide, corolla tube 3–4 mm long. Disc florets yellow, 6–7 mm long, limb 4–5 mm long including 1.5–2.5 mm long, spreading lobes, tube ca 2 mm long. Cypselas 2.5–3 mm long, brown, obovate, covered with buff stiff hairs, hilum basal. Pappus biseriate, outer series of somewhat broad bristles, inner ones, ± narrower, 5–6 mm long, dirty white or buff.