生活型

shrub

形態特徵

• Twining shrubs. Stems finely and softly pubescent, branched.
• Leaves opposite; blades obovate or oblong, mostly 2.5–5 cm long, apex acute to acuminate, base cuneate to rounded, glabrous on both surfaces, pubescent or glabrescent along main veins; petioles 8–10 mm long, pubescent.
• Cymes small, densely flowered; peduncles pubescent, to 5 mm long; calyx hirsute, lobes obtuse; corolla ca. 4 mm across, lobes thick; corona lobes small, broad; stigma broadly conical, obtuse, longer than the stamens.
• Follicles 1, rarely 2 per pedicel, woody, 4–7 cm long, pubescent. Seeds flat, ovate, circular winged, 7–9 mm long, 4–5 mm broad, comose.

分布

• 台灣 : in thickets throughout the island at low elevations.
• 世界 : Tropical regions of Africa, Asia and Australia.

引證標本

TAIPEI: Aoti, Huang 2894; Chihshanyen, Huang 10304; Wulai, Huang 2831; HSINCHU: Chiting, Huang 1071; Hsienchiaoshih, Kao 10218. MIAOLI: Chuolan, Huang et al. 15599; Huoyenshan, Yang & Hsieh 3498. TAICHUNG: Chingshui, Yang 2233. CHANGHUA: Pakuashan, Huang 4602. PINGTUNG: Chialoshui, Huang & Huang 13013; Sheting, Wang 2665.

引用文獻

• LU, Fu-Yuan, KAO, Muh-Tsuen, HUANG, Shing-Fan and WANG, Jenn-Che, Flora of Taiwan, second edition 4: 230. 1998.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)