Herbs (6-)10-50 cm tall, perennial. Caudex simple or branched, densely covered with dark brown remains of petioles. Stem simple, purplish red, 1-4 mm in diam., erect, arachnoid. Basal leaves petiolate; petiole 2-7 cm, narrowly winged; leaf blade elliptic to narrowly elliptic, 3-15 × 1-2.5 cm, runcinate-pinnately lobed or undivided and margin obtusely dentate, abaxially grayish white and densely arachnoid tomentose, adaxially green and glabrous; lateral lobes 4-9 pairs, obliquely triangular, margin entire, apex obtuse to acute and mucronate; terminal lobe triangular, margin entire, apex acute. Stem leaves few, sessile or subsessile, similar and same in division as basal leaves. Capitula 2-5(-8), clustered in a corymbiform synflorescence or rarely solitary, subsessile. Involucre campanulate, 1-1.5 cm in diam. Phyllaries in ca. 5 rows, green, glabrous, apex long acuminate; outer and middle phyllaries narrowly ovate-elliptic, 4-13 × 1-2 mm; inner phyllaries linear, 14-16 × 1-1.5 mm. Receptacle bristles 4-6 mm. Corolla blackish purple, 1.2-1.4 cm, tube 6-8 mm, limb ca. 6 mm. Achene cylindric, ca. 2.5 mm. Pappus pale brown; outer bristles 2-3 mm, scabrid; inner bristles 9-10 mm. Fl. and fr. Jul-Oct.
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