生活型

herb

形態特徵

• Stems 40–60 cm tall, sparsely and minutely hirsute, often branching.
• Lower leaves small, ovate, petiolate, obtuse; median cauline leaves ovate-oblong, 10–15×5–10 cm, apex often obtuse, base cuneate, petiole 1.5–4 cm long, margins crenate, nearly glabrous on both surfaces; upper leaves smaller and more scattered, those in inflorescence linear, 3–6 mm long.
• Heads in lax corymbs, 5–15 mm broad; peduncle slender, 7–20 mm long, minutely and densely crisp puberulous; involucres hemispheric, 5×3 mm, bracts 2-seriate, equal, narrowly oblong, apex obtuse, base connate, reflexed; corolla tubular, 2–2.5 mm long, 4–5-fid; style arms 1–2 mm long, shortly exserted; anthers not appendiculate at both ends.
• Achenes oblong, 2.5–3 mm long, obtuse, 3-angular, densely warty; pappus bristles 3–4.5 mm long.

分布

• 台灣 : Not common in Taiwan.
• 世界 : Central China.

引證標本

TAIPEI: Peitou, Faurie 849; Wulai, Kitamura s. n. 1932. MIAOLI: Nanchuang, Hsu 12530. NANTOU: Hsitou, Peng 194.

參考文獻

• PENG, Ching-I & CHUNG, Kuo-Fang; LI, Hui-Lin, Flora of Taiwan, second edition 4: 816. 1998.  (Fl. Taiwan 2nd edit.)