生活型

herb

形態特徵

• Perennial herbs; stems woody at base, 20–30 cm long, somewhat tufted.
• Radical leaves persistent, glabrous, long 4.5–9 cm long, sometimes undivided and linear, usually pinnately parted, segments 2 or 3 pairs, remote, spreading, linear, 1.8 –2 mm wide, obtuse, lower segments 8–20 mm long, petiole 2.7–6 cm long; median leaves few, remote, petiolate, 3–4 cm long, pinnately parted or linear; upper leaves smaller, linear.
• Heads 7 mm across, solitary, basal bracteoles 1.5 mm long. Involucral bracts and palea ca. 7, oblong, 3 mm long. Ray florets few, in 1 series, fertile, corolla 3.5 mm long, lip 3-dentate. Disc florets: corolla 2.5 mm long, apex 4-dentate.
• pappus awns erect, 1.5–2 cm long.
• Chromosome number, 2n = 24 (Peng & Hsu, 1978).

分布

• 台灣 : in exposed coastal areas, sometimes on raised coral reefs, in the south and on islets near Penghu.
• 世界 : Southern Asia, Australia and New Caledonia.

引證標本

PENGHU: Wangan Isl., Leu 2062; Makung, Sokang, Peng 12747. PINGTUNG: Kenting, Peng 7119; Maopitou, Peng 7168; Oluanpi, Ying 9321 (Holotype of Glossogyne oluanpiensis S. S. Ying).

引用文獻

• PENG, Ching-I & CHUNG, Kuo-Fang; LI, Hui-Lin, Flora of Taiwan, second edition 4: 971. 1998.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)