生活型

herb

形態特徵

• Stems 10–100 cm tall, branched, sulcate-striate, densely puberulous.
• Radical leaves thick, oblong, larger than cauline leaves, 15–28 cm long, apex obtuse, base narrowed into winged petiole, pinnatifid, segments 6–8, ovate, margins again incised, apical spine 4–5 mm long, densely pilose on both surfaces, cauline leaves gradually becoming smaller, lanceolate, amplexicaul.
• Heads terminating branches, clustered or solitary, 3.5 cm broad, subtended by 3 or 4 leaves; involucre campanulate-globose, cobwebby, 17–22×25–30 mm, bracts coriaceous, 6–7 seriate, all erect, exterior ones linear-lanceolate, 15×1.5–2 mm, spinose; corolla white or light pink, 17–19 mm long, limb about as long as tube.
• Achenes oblong, compressed, 5 mm long; pappus light brown, 14 mm long.
• Chromosome number, 2n = 34 (Peng & Hsu, 1978).

分布

• 台灣 : the southern tip of Taiwan.
• 世界 : The Ryukyus.

引證標本

PINGTUNG: Fengtsueishah, Peng 7203; Chialuoshui, Ohashi et al. 14847.

參考文獻

• PENG, Ching-I & CHUNG, Kuo-Fang; LI, Hui-Lin, Flora of Taiwan, second edition 4: 904. 1998.  (Fl. Taiwan 2nd edit.)