生活型

climber

形態特徵

• Stems 25–150 cm long, glabrous, usually branched.
• Leaves opposite; petiole 2–11 mm long; blade lanceolate to elliptic or narrowly oblanceolate, rarely oblong, 4.5–12 cm long, 1.4–3 (–5) cm wide, leathery; both surfaces glabrous, base cuneate to narrowly cuneate, margins entire to shallowly crenulate, apex acuminate, lateral veins 4–6 pairs, indistinct.
• Cymes axillary or pseudoterminal, 1–3-flowered; peduncle 0.8–3 cm long, glabrous; bracts persistent, reddish, suborbicular, 3–9 mm long, 4–10 mm wide, glabrous. Pedicel 7–12 mm long, glabrous. Calyx red; 5-merous, divided to base; segments equal, ovate to ovate-oblong or obovate, 2.5–5(–7) mm long, 2–3 mm wide, glabrous, apex obtuse to rounded. Corolla red, 1.5–2.2 cm long, outside glabrous, inside puberulous at base of abaxial lip, without a ring of hairs; tube tubular, 0.8–1.6 cm long, 0.5–0.6 cm in diam.; limb distinctly 2-lipped, upper lip erect, ca. 4.5 mm long, lower lip reflexed, ca. 5 mm long. Stamens exserted; filaments 1.2–2.2 cm long, sparsely glandular puberulous; anthers coherent in pairs at apex, 1.5–2 mm long, glabrous; staminode 1.2–2 mm long. Gynoecium 1.6–2 cm long, glabrous; style ca. 4 mm long.
• Capsule 6.5–16 cm long. Seeds fusiform, ca. 0.6 mm long, each end with 1 hair-like appendage, 1.5–4 mm long.

物候

Flowering October to March, fruiting December to May.

分布

• 台灣 : on trees or rocks in forested valleys and streamsides at low and middle elevations.
• 世界 : Bhutan, Nepal, northern India, Myanmar, Thailand, Cambodia, Laos, northern Vietnam, southern China and Malaysia.

引證標本

TAIPEI: Wulai, Chuang 2139; Kankou, Nakamura 4215; Tungyuanshan, Hsieh 867; Shiaokoutou, Wang 743; Fushan, Lu s. n. 1990; Chinkualiao, Sasaki s. n. 1918. ILAN: Obishan, Masamune 3180. TAOYUAN: Chatienshan, Suzuki 4581B. HSINCHU: Mt. Karizenzan, Sasaki s. n. 1916; Erhkungchishan, Kawakami & al. s. n. 1907. TAICHUNG: Pahsienshan, Suzuki 2863; Tungmaoshan, Kao 9638. NANTOU: Lienhuachu, Kao 7162; Chingshuikou, Huang 1942; Chitou, Kuo 3187; Fenhuangku, Yang 1650; Luku, Ling 618; Hsinsheng, Sasaki s. n. 1922. CHIAYI: Sutzulu, Kao 5632; Tsaushan, Yen 152; Sehtou, Yen 359; Chonhsin, Yen 616. KAOHSIUNG: Shanpin, Kao 7468; Tengchu, Kao 7614; Liukuei, Chao 703. PINGTUNG: Ako, Matuda s. n. 1918; Wuweishan, Kawakami & Sasaki s. n. 1909; Chiachiayashan, Huang 16330; Chinshuiying, Huang 329. TAITUNG: Tzupun, Suzuki 10762; Chianchin, Hosokawa 5217b. HUALIEN: Antung, Kao 6138; Chingshuishan, Shimizu & Kao 11715; Nanshan, Hsu 3698.

參考文獻

• LI, Zhen-Yu and KAO, Muh-Tsuen, Flora of Taiwan, second edition 4: 689. 1998.  (Fl. Taiwan 2nd edit.)