Description from Flora of China
Herbs, perennial. Stems up to 1.5 m tall, ca. 1.2 mm in diam., branched above, pubescent, more densely so on young branches and peduncles. Middle leaves with 1-3 cm long petioles or sessile, blade oblong, 12-15 × 5-7 cm, pinnatisect, both surfaces sparsely pilose and densely tomentulose, base sheathed, amplexicaul, apex obtuse; lateral lobes 3 or 4 pairs, unequal, alternate or subopposite above, oblong or obovate-oblong, 1.2-4 × 0.3-2 cm, margin irregularly toothed, apex shortly acute or obtuse, terminal lobe large, ovate-triangular to ovate-oblong, 5-7.5 × 2.5-5 cm, apex obtuse; upper leaves smaller, pinnatisect, 4.5-7 × 2-3.5 cm, both surfaces densely pilose, terminal lobes ovate-oblong or elliptic, apex shortly acute; lateral lobes small; uppermost leaves very small, dissected, toothed or sometimes entire, bractlike. Capitula ca. 10 mm in diam., without or with 5-10 mm long peduncles, in terminal panicles. Involucre hemispheric, ca. 6 mm; phyllaries in 5 series, linear, apex light red, outer ones very small, 2-3 × 0.25-0.33 mm, abaxially densely pilose, apex acute, middle and inner ones 4-5 mm, abaxially pubescent, apex shortly acute. Receptacle 4-5 mm in diam., alveolate, pubescent. Corollas yellow; marginal florets filiform, 3-4 mm, limbs 3-lobed, glabrous; central florets few, corolla tubular, limbs 5-lobed, densely pubescent. Achenes ca. 0.8 mm, 6-ribbed, puberulent. Pappus white, ca. 3 mm. Fl. Mar-Apr.
● Riversides, roadsides; ca. 1600 m. Yunnan (Shuangbai).