Stem erect, 20-200 cm tall, 2-11 mm in diam. at base, proximally glabrous, distally and synflorescence shortly yellowish brown pilose. Basal leaves petiolate; petiole 14-39 cm, glabrous, base sheathed; leaf blade ovate-cordate, triangular-cordate, reniform-cordate, or broadly cordate, 3.5-32 × 4.5-29 cm, glabrous, palmately veined, base cordate, margin regularly dentate, apex rounded or obtuse; sinus 1/4-1/3 as long as leaf blade, basal lobes oblong or suborbicular. Middle stem leaves similar, but shortly petiolate; petiole 3-14 cm; sheath enlarged, 3-6 cm. Distalmost stem leaves with only dentate sheaths. Synflorescence racemose, 4.5-42 cm, often clustered; leaflike bracts ovate or ovate-lanceolate, proximally to 3 × 0.8-2 cm, smaller distally, margin entire or denticulate, herbaceous; peduncles 4-12 mm, rarely proximally to 8 cm. Capitula numerous; supplementary bracts narrowly lanceolate, glabrous, margin entire, submembranous. Involucre sometimes purplish red, broadly campanulate, campanulate, or campanulate-turbinate, 7-11 × 6-11 mm, outside glabrous, base rounded; phyllaries 7-12, in 2 rows, lanceolate or oblong, 7-11 mm, margin membranous, apex acute, obtuse-triangular, or acuminate. Ray florets 5-8(-11), yellow; lamina oblanceolate or oblong, 1-2.2 cm × 3-5 mm, apex obtuse; tube 5-10 mm. Tubular florets numerous, 8-13 mm; tube 4-7 mm. Achenes brown, cylindric, 4-7 mm. Pappus yellowish, as long as tubular corolla. Fl. and fr. Jul-Oct. 2n = 60.
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A herb. It grows 20-200 cm tall. The leaves near the base have leaf stalks 14-39 cm long. The leaves are oval or heart shaped and 4-32 cm long by 5-29 cm wide. There are teeth along the edge.
Wet woods, meadows and scrub by streams. Swamps, moist grasslands, stream banks, grassy slopes and forest margins at elevations of 400-2200 metres in China.
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It is a temperate plant. It grows in swamps and wet grasslands and along streams below 2,200 m above sea level.
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