生活型

herb

形態特徵

• Deciduous herbs. Roots ca. 4 mm in diam. Corms, 1-5 cm in diam., usually with 2-3 internodes. Stems short or obscure, often with 3 leaves at apex.
• Leaves oblong, 15-30 cm long, 4-6 cm wide, apex acute, base cuneate, plicate.
• Peduncle as long as leaves, ca. 5-7 mm in diam., erect but bent down near apex, with 2 or 3 sheaths below; bracts lanceolate, 5-9 mm long. Flowers dense, pale pink or nearly white, perianth not opening widely; sepals and petals oblong, 9-12 mm, 3-4 mm wide, obtuse; lip cymbiform, 9-12 mm long, 8 mm wide, base shallowly saccate, apex truncate or emarginate, undulate, disc with fleshy longitudinal ridge, ridge yellow, bilobed at apex, with 2 small pubescent calli at base; column ca. 4 mm long, foot 2 mm long; anther white, orbicular-ovate, 1.5 mm long; pollinia ellipsoid, 1 mm long, with rectangular stipe of same length.
• Fruits fusiform, to 4 cm long, peduncle straightened and elongate at maturity.

分布

• 台灣 : semideciduous forests at low elevations in the southern part, also on Lanyu Is.
• 世界 : Southern China, the Ryukyus, the Philippines and Indochina, through Malaysia to Papua New Guinea and Australia.

引證標本

KAOHSIUNG: Maolin, Su & Chen 8602; Wangshan, Su & Chen 8936. PINGTUNG: Kentin, Su 7949; Laofushan, Su & Chen 7968*. TAITUNG: Lanyu Is., Su 32.

引用文獻

• SU, Horng-Jye, Flora of Taiwan, second edition 5: 896. 2000.  (Fl. Taiwan 2nd edit., 台灣植物誌第二版)