生活型

twiner

形態特徵

• Glabrous slender, annual twiners.
• Leaves ovate or oblong, 4–7 cm long, pinnately divided into 8–18 pairs of linear to filiform segments, rarely less deeply incised.
• Cymes 1-few-flowered; pedicel 5–20 mm long, thickened in fruit; bracts minute; sepals without awn-like tips, obtuse or mucronulate below, verrucose outside, oblong to spatulate, 4–6 mm long; corolla 2.5–4 cm long, limb spreading, 1.5 to 2 cm across, scarlet, rarely white, salverform, glabrous; stamens and style exserted; ovary glabrous.
• Capsules ovoid, 6–8 mm long; seeds ovoid, 5–6 mm long, blackish brown, marmorate by tufts of minute hairs.

分布

• 台灣 : cultivated as an ornamental and naturalized.
• 世界 : Native to tropical America, now circumtropical.

引證標本

HSINCHU: Staples et al. 1066. TAICHUNG: W. S. Tang 733. NANTOU: Lienhuachih, Wang 1148. TAINAN: Hsinhua, S. Z. Yang 1232. PINGTUNG: Santimon, P. N. Wang 147; Taiwu, S. Z. Yang 25109.

參考文獻

• STAPLES, George William and YANG, Sheng-Zehn, Flora of Taiwan, second edition 4: 371. 1998.  (Fl. Taiwan 2nd edit.)