生活型

herb

形態特徵

• Herbs to 1 m tall, glabrous.
• Leaves opposite, lanceolate or oblong-lanceolate, apex acuminate or acute, base narrowed into a short petiole, blade glabrous, 7–13 cm long, 1.5–3.2 cm broad.
• Cymes 10–20-flowered, pubescent; peduncles 3–6 cm long; pedicels 1.2–2 cm long; calyx lobes 5, lanceolate, pubescent, reflexed at anthesis, ca. 4 mm long; corolla rotate, red, 7–9 mm long, lobes reflexed, oblong, acute, glabrous; corona orange, 3.5–4 mm long; gynostegium 2.5–3 mm long.
• Follicles one per pedicel, ovoid-oblong, glabrous, 5–8 cm long. Seeds flat, ovate, circular winged, 6–7 mm long, comose.

分布

• 台灣 : naturalized in open, sunny places.
• 世界 : Native of tropical America.

引證標本

TAIPEI: Hsintien, Shimizu 3208. ILAN: Nanao, Lai 7094; Wufengchi, Kao 3265. TAOYUAN: Taoyuan, Kawakami s. n. 1908. TAICHUNG: Shihpikeng, Suzuki s. n. 1922. NANTOU: Lienhuachih, Hibino & Suzuki s. n. 1936. CHIAYI: Chuchiao, Kao 10682. PINGTUNG: Kenting, Chuang 2214; Laofoshan, Tang 1164; Pingtung, Matuda s. n. 1917; Sheting, Wang 2666. HUALIEN: Mt. Luanshan, Huang 4291. TAITUNG: Tawu to Chushuipo, Hsu 3420.

引用文獻

• LU, Fu-Yuan, KAO, Muh-Tsuen, HUANG, Shing-Fan and WANG, Jenn-Che, Flora of Taiwan, second edition 4: 221. 1998.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)