Perennial herb, 50-150 cm high. Stem simple, sulcate, yellowish brown, densely brownish, crisped hairy above, glabrous below. Leaves sinuate, glabrous, basal and lower cauline leaves long petioled, cordate-reniform or ovate, obtuse or subacute, basally cordate, 15-22 x 13-18 cm, petiole 10-18 mm long; upper cauline leaves semiamplexicaul, lanceolate, acute, 6 x 2.5 cm. Capitula shortly peduncled on elongated racemes, heterogamous radiate. Involucre campanulate, phyllaries uniseriate, 8-10, imbricate, subulate-lanceolate, acuminate, margin hyaline, 10-12 x 3-4 mm. Ray florets ligulate, yellow, female, 15-17 mm long, 5-8 veined; disc florets tubular, 5-toothed, bisexual, 10-12 mm long, limb 5 mm long, tube slightly longer than limb. Anthers with obtuse apices, shortly caudate. Cypsela oblong, reddish brown, 3-4 mm long. Pappus bristles uniseriate, barbellate, as long as corolla tube or slightly longer, 75-85, reddish brown.