Perennial rosette herb. Lvs spathulate or cuneately narrowed to winged petiole and elliptic-oblong to obovate, usually with (3)-5-9 pairs of round teeth or lobes (often lyrate-pinnatifid), sometimes a few lvs entire, obtuse, usually glabrous, sometimes sparsely to moderately clothed in short-stalked glandular hairs on both surfaces or just on margin, 10-30-(45) × 4-10-(15) mm. Peduncle usually naked, sometimes with 1 scale-like lf, sparsely to moderately clothed in glandular hairs at least near capitulum, 3-11 cm long and 0.8-1.2 mm diam. at flowering, up to 15-(18) cm long at fruiting. Involucral bracts elliptic-oblong to spathulate, obtuse and fimbriate at apex, glandular at least at base, 3.5-6 mm long. Rays numerous, white, 6-10-(12) mm long. Disc yellow. Achenes obovoid, compressed, eglandular, 2-3 mm long; pappus of few bristles 0.1-0.3 mm long.
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