生活型

herb

形態特徵

• Perennial scrambler; stems elongate, 60-100 cm long, much branched, pubescent; branches slender, short-pilose.
• Leaves narrowly ovate to ovate, 2-5 cm long, 7-20 mm wide, acute or acuminate at apex. attenuate or cuneate at base, chartaceous, glabrous or nearly so above, hairy along veins beneath, margins ciliate, short-petiolate; petioles 2-4 mm long, hairy, sometimes sulcate.
• Flowers solitary or few in lax dichasia, white, 1-1.2 cm in diameter, calyx green, widely campanulate, 11-12 mm long, 5-lobed, lobes oblong, as long as the tube, obtuse, hairy outside, margins ciliate; petals 5, broadly lanceolate, 14-18 mm long, 4-6 mm wide, deeply bifid at apex, cuneate at base, long-clawed, with 2 scale-like coronas inside at base, claws slender, 6-8 mm long; stamens 10; ovary with distinct gynophore.
• Berry globose, 5-7 mm across, with the persistent accrescent calyx.

分布

• 台灣 : 1,000-3,000 m throughout the island, grasslands and roadsides, rather common.
• 世界 : Europe, Asia eastward to Japan, and N. W. Africa.

引證標本

NANTOU: Lomawanshan, Ying 1335; Chitou, Ying s. n. 1971. CHIAYI: Mt. Morrison to Tungpu, Ying 1440; Pa-tung-kuan, Ying 3769.

參考文獻

• YING, SHAO-SHUN, Flora of Taiwan, second edition 2: 351. 1996.  (Fl. Taiwan 2nd edit.)