生活型

herb

形態特徵

• Stems erect, 0.7–1.5 m tall, sulcate, striate, branched, hairy or glabrate.
• Basal leaves withering at anthesis; radical and lower cauline leaves oblong-lanceolate, 10–30×3–8 cm, apex long-acuminate, base not amplexicaul, irregularly pinnatifid to incised, segments remote, puberulous or glabrate, upper leaves gradually smaller, linear-lanceolate, remotely spinose-dentate.
• Heads terminal, long peduncled, erect, 3–3.5 cm across; involucre globose, outer bracts cobwebby, shorter, short spinose, inner bracts longer, membranaceous; corolla purple, unequally and deeply 5-lobed, 16 mm long, lobes long.
• Achenes oblong, 3.5 mm long; pappus brown, 13 mm long.

分布

• 台灣 : in grassy fields, 150–1,500 m, rare.
• 世界 : Japan, Korea and China.

引證標本

MIAOLI: Tunglo, Peng 11543. CHIAYI: Mori s. n. 1906. TAITUNG: Sasaki s. n. 1925.

引用文獻

• PENG, Ching-I & CHUNG, Kuo-Fang; LI, Hui-Lin, Flora of Taiwan, second edition 4: 909. 1998.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)