Stem erect, 20-100 cm tall, ca. 5 mm in diam. at base, white arachnoid-puberulent. Basal leaves petiolate; petiole 6-25 cm, shortly pilose, base sheathed; leaf blade ovate-cordate or ovate-oblong, 3-17 × 2.5-12 cm, shortly pilose, pinnately veined, base shallowly cordate, rarely subtruncate, margin denticulate, apex obtuse. Middle to distal stem leaves similar but smaller, smaller distally, shortly petiolate; sheath enlarged, to 10 cm, shortly pilose. Capitula 1-20, in corymb or solitary; peduncles 1-7 cm, arachnoid-puberulent and shortly pilose; leaflike and supplementary bracts linear, shorter. Involucre campanulate, 5-10 × 5-6(-7) mm, outside glabrous; phyllaries 7 or 8, in 2 rows, oblong or lanceolate, to 3 mm wide, apex acute; inner phyllaries brown membranous at margin. Ray florets 5 or 6, yellow; lamina oblong, 7-17 × 1.5-2 mm; tube ca. 3 mm. Tubular florets numerous, ca. 7 mm, extending from involucre; tube ca. 3 mm. Achenes pale brown, cylindric, ca. 5 mm. Pappus pale brown, as long as tubular corolla. Fl. and fr. Jul-Aug.
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