生活型

herb

形態特徵

• Roots few, slender, often extending from apex of rhizome. Rhizome tuberous, fusiform, 2-8 cm long, 3-10 mm in diameter, yellowish brown, covered with numerous scales and unicellular hairs.
• Scales verticillate, lanceolate, pale yellowish brown, 1-2 mm long. Inflorescence erect, 1-5 cm long, 2-3 mm in diameter, pale brownish, peduncle 3-4 noded, with tubular, membranous sheaths; rachis often less than 5 mm long. Bracts membranous, ovate to ovate-oblong, pale brownish, 2-4 mm long, 1-3 mm wide. Pedicel and ovary 6-8 mm long, ovary 2-3 mm in diameter. Flowers 1-3(-5), bell-shaped, ellipse in dorsal view, not widely opening, ca. 7-9 mm in diameter. Sepals and petals united and forming a 5-lobed perianth tube. Sepals flesh, subsimilar in shape, 9-13 mm long, connate ca. 3/5 their lengths with petals, lateral ones connate more than 3/4 with each other, outer surface flesh-colored, verruculose, apex slightly incurved; free portion ovate, 4-5 mm long, 4-4.5 mm wide; dorsal sepal whitish abaxially; lateral sepals reddish abaxially. Free portions of petals flesh-colored outside and pale orange inside, ovate, ca. 1.5 mm long, 1.5 mm wide, apex acute. Lip free from floral tube, orange-brown, pale greenish blue on upper portion and reddish at apex, 4.5-5.5 mm long, 3.5-4.5 mm wide, hypochile with two brownish, globose, nectared calli, ca. 1 mm in diameter; epichile ovate-triangular, with 2 distinct ridges in middle, the ridges higher toward apex. Column white tinged with dark-red in margin, straight, 4-4.5 mm long, ca. 1.8 mm wide, with a pair of lateral wings (stelidia); lateral wings reddish, the edges parallel to column, with long narrow tips superior to anther; column foot present; rostellum well-developed; stigma located near base. Anther hemispheric, 0.8-1 mm in diameter, pollinia 2.
• Capsule ellipsoid, 1.5-2 cm long; pedicel elongating to 10-30 cm long in fruit.

分布

• 台灣 : Populations in Taiwan are found on the floors of rain forests. We have only confirmed its population in Lanyu, an islet located southeastern of Taiwan, but it could also occur in southern Taiwan since some fruiting individuals with habits similar to
• 世界 : Java.

引證標本

Taitung County: Lanyu Township, Tienchih trail, ca. 150 m alt., 29 Jun 2008, T.C. Hsu 1433 (TAIF).

引用文獻

• Tian-Chuan Hsu and Chen-Meng Kuo, Taiwania 55(3): 246. 2010.