生活型

herb

形態特徵

• Herbs, twining, slender, rarely prostrate and rooting at nodes. Stems smooth or sparsely and minutely tuberculate, glabrous or nearly so.
• Leaves ovate, 2–4 cm long, entire, crenate, toothed or deeply 3-lobed, middle lobe usually contracted, base broadly cordate, glabrous or sparsely hairy on both surfaces; petiole 0.5–7 cm long, with small tubercles especially on basal half.
• Inflorescences 1-several-flowered, smooth or minutely tuberculate; peduncle thicker than petiole, glabrous; pedicel 2–4 mm long; flower buds oblong to broad ellipsoid, obtuse; sepals broadly obovate to spatulate, notched at apex, distinctly mucronulate, glabrous, two outer sepals 3.5–4 mm long, inner ones to 5 mm long; corolla yellow, campanulate, 6–10 mm long, ca. 1.5 cm across, lobes acuminate.
• Capsules broadly conical to depressed-globose, 5–6 mm long, valves transversely or reticulately wrinkled; seeds short pubescent, 2.5 mm long.

分布

• 台灣 : in the center and south, rare.
• 世界 : Tropical Asia to northern Australia.

引證標本

CHIAYI: Fanlu, Yen 6855; Koushe, Lu et al. 1531. TAINAN: Tungshan, C. -I Peng 8910. TAICHUNG: Huang & Lin s. n. KAOHSIUNG: Chen & Wang 352. PINGTUNG: Wanluan, C. -I Peng 10167; Neipu, S. Z. Yang 4619.

參考文獻

• STAPLES, George William and YANG, Sheng-Zehn, Flora of Taiwan, second edition 4: 378. 1998.  (Fl. Taiwan 2nd edit.)