生活型

herb

形態特徵

• Stems to 3 m long, ca. 1 cm in diam., ascending or pendulous from substrate, fleshy, nodose, internodes 5-10 cm long.
• Leaves alternate, elliptic-lanceolate, 15-20 cm long, 4-8 cm wide, apex acuminate, obtuse-rounded at base, thickly fleshy and coriaceous, glabrous on both surfaces, with more or less conspicuous reticulate veins; petiole short, slightly embracing stem.
• Inflorescence shorter than leaf, usually with 2 to 5 flowers; bracts triangular, 7-10 mm long; pedicel and ovary 3-4 cm long. Flowers whitish or tinged with pale green, 5-6 cm in diam.; sepals subequal, oblanceolate, 3.5-4 cm long, 1 cm wide, spreading and recurved; petals similar to sepals, slightly oblique; lip pale green and tinged with pink outside, with many red stripes inside, curved near base and connate with lower sides of column for 3/5 of its length, whole structure becoming trumpet-shaped, 3.5-4 cm long, 1.5-2 cm wide when expanded on free upper part, obscurely 3-lobed, free portion undulate on front margins, with many papillae arranged in 2 or 3 rows near apex, dics with white brush-like appendage composed of many flabellate and laciniate pieces; column subterete, ca. 2.5 cm long, with small wings on front top sides, connate with basal sides of lip for 4/5 of its length; anther fleshy, 3 mm long, solid above, 2-celled at base; pollinia ovate, 1.2 mm long; stigma transversely slit-like; rostellum square, curved downwards and covering stigma.
• Fruits curved cylindrical, more or less 3-ridged, ca. 10 cm long. Seeds ovoid or globose, ca. 1.5 mm in diam.

分布

• 台灣 : broadleaved evergreen forests in lowlands and foothills below 1200 m.
• 世界 : Malaysia, Thailand and Indochina.

引證標本

TAIPEI: N. Chiatienshan, Su 509; Suanchi, Su 407. TAOYUEN: Kueihuei, Su 8826. MIAOLI: Nanchuang, Su 621. NANTOU: Hoshe, Su 583*. KAOHSIUNG: Liukuei, Su s. n. Sep 1969. HUALIEN: Longchien, Su 9289; Fonglin, Su s. n. Jun 1970. TAITUNG: Hsinkangshan, Su 7731.

參考文獻

• SU, Horng-Jye, Flora of Taiwan, second edition 5: 1065. 2000.  (Fl. Taiwan 2nd edit.)