Description from Flora of China
Ligularia longipes C. C. Chang.
Stem erect, 100-120 cm tall, 1-1.2 cm in diam. at base, densely shortly brown pilose. Basal leaves petiolate; petiole to 63 cm, slender, glabrous, middle to distal half entirely winged, base sheathed; leaf blade ovate-cordate, 18-40 × 16-30 cm, glabrous or abaxially sparsely arachnoid-puberulent, palmately veined, base cordate, margin densely sharply dentate, apex acute or obtuse. Middle stem leaves similar but smaller, shortly petiolate and winged; wing margin entire, undulate; sheath much enlarged, to 6 × ca. 3 cm, margin laciniate-dentate or sometimes entire. Distalmost stem leaves sessile; sheath enlarged, suborbicular, margin laciniate-dentate; leaf blade ovate, ca. 3 cm, margin laciniate-dentate. Synflorescence racemose, to 65 cm; leaflike bracts ovate-lanceolate to linear-lanceolate, proximal ones to 6.5 cm, smaller distally, margin laciniate-dentate or entire, apex acuminate; peduncles 3-15 mm, slender, densely shortly yellowish brown pilose. Capitula numerous; supplementary bracts linear-lanceolate. Involucre narrowly campanulate, 1-1.4 cm × ca. 5 mm, outside glabrous; phyllaries 6-8, in 2 rows, oblong, 2-3 mm wide, apex acuminate; inner phyllaries membranous at margin. Ray florets 4-6, yellow; lamina linear-oblong, 1-1.8 cm × 2-3 mm, apex obtuse; tube 7-9 mm. Tubular florets numerous, 1.1-1.3 cm, extending from involucre; tube 6-8 mm, slender. Pappus yellow, ca. 4 mm, ca. 1/2 as long as tube of tubular corolla. Fl. and fr. Aug-Sep.
Stream banks, forests; 2100-3400 m. W Yunnan [E Myanmar].