生活型

vine

形態特徵

• Stems terete, slender, dextrorse, 1-1.5 mm thick.
• Leaves alternate, glabrous; blades hastate-triangular, apex acute, deeply auriculate, 2-6.5 cm long, 2-5 cm wide; nerves 7, trilobed, terminal lobe linearoblong, acuminate, two lateral lobes 0.5-1.5 cm wide, rounded, slightly reflexed, margins entire or undulate, older leaves larger and dark green, younger ones smaller, pale green; petioles 1.5-3 cm long, pale green, 4-angled, dilated at both ends.
• Staminate inflorescence in 1-3 axillary spikes, 4-7 cm long, rachis sulcate; flowers 10-25, crowded; perianth segments 6, oblanceolate, 1.5 mm long, 0.8 mm wide.
• Capsules many, 0.8-1 cm long, 1.3-1.7 cm wide, stalk not retrovert.

分布

• 世界 : Mainland China and the Ryukyus.

引證標本

TAINAN: Nankwasyo, Suzuki 5906. KAOHSIUNG: Soma A42; Shitung, Tang 1673. PINGTUNG: Fongkang, Huang et al. 17138, 17139; Chialuosue, Ohashi et al. 14871; Kaoshu, Cheng 277; Kenting, Huang et al. 13765; Laiyi, Huang et al. 16080.

引用文獻

• HUANG, Tseng-Chieng and HSIAO, Jin-Long, Flora of Taiwan, second edition 5: 93. 2000.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)