Perennial rhizomatous erect herbs, stems terete, slightly flexuous, 30-80 cm tall, branching upward glabrous in toward base, scarcely minutely puberulous upward. Radical leaves thick chartaceous, long-petiolate, palmately 5-nerved, narrowly ovate to oblong, acuminate, smaller than median cauline leaves, withered at anthesis. Cauline leaves apparently 3-nerved, sometimes palmately 5-nerved, thick chartaceous, dark green on upper surface, olive-green on lower surface, veins evident but not raised on lower surface, narrowly ovate to oblong-lanceolate, apex long caudate-acuminate, base rounded, rarely cordate, sometimes asymmetrical, margins serrate with ten or more pairs of teeth, 7-16 cm long, 3-7 cm wide, glabrous on both surfaces, long-petiolate; petiole not winged, 4-8 cm long on lower leaves, 2-4 cm long on upper leaves, glabrous; upper leaves fewer, smaller, lanceolate, petiolate; leaves on branches linear, bract-like, 2-10 mm long. Heads many, 6-8 mm long, 8-12 mm across, arranged in panicles, peduncle slender, 5-10 mm long. Involucre narrowly campanulate, 3-4 mm tall, 2.8-3.6 mm across, bracts in 3 or 4 rows, green, purplish on upper part, herbaceous, somewhat crustaceous, narrowly lanceolate, apex obtuse to acute, entire, glabrous or minutely pubescent, upper margins ciliolate, inner bracts gradually longer 3.5-4 mm long, 0.7 mm wide, outer bracts 1.5-2.5 mm long, 0.5-0.6 mm wide. Ray florets 10-15, in one row, ligules white, 4.5-6.5 mm long, 1-1.5 mm wide, tube 2 mm long. Disc florets yellow, ca. 6 mm long, unequally 5-lobed. Achenes cylindric, slightly compressed, 2.5-3 mm long, 0.6 mm broad, 4-ribbed, dark brownish, sparsely hirsute. Pappus dirty-white, 4-5 mm long at maturity. Fl. Aug-Dec.
ILAN: Mt. Chung-yang-chien, Tamura & Koyama 23727. NANTOU: Kuankao, Peng 8147. CHIAYI: Mt. Yushan, Kawakami & Mori 1850 (TYPE!), Peng 4575. KAOHSIUNG: Fukuyama 4733. TAITUNG: Hsiangyang, Peng 11842. HUALIEN: Mt. Mukuashan, Peng 7290.
Endemic; high mountains, 2,000-2,700 m.
