生活型

vine

形態特徵

• Stems terete, 0.5 mm thick, glabrous.
• Leaves narrowly lanceolate, apex acute, base 2-lobed, 10-11 cm long, 0.7-1.5 cm wide;nerves 7, glabrous; petioles 4-angled, dilated at both ends, 1.5-3 cm long; only aerial tubers unknown.
• This variety differs from var. japonica in having narrower triangular leaves.

分布

• 台灣 : It is very common in the northern part of Taiwan.
• 世界 : Southern China.

引證標本

TAIPEI: Yeliu, Huang 10869; Sheting, Keng & Kao k 1293; Peitou, Hsiao 447, 451; Shuanshih, Hsiao 622.

引用文獻

• HUANG, Tseng-Chieng and HSIAO, Jin-Long, Flora of Taiwan, second edition 5: 94. 2000.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)