生活型

herb

形態特徵

• Rhizone ascending, with scale-like sheaths at nodes.
• Inflorescence 20-60 cm tall, usually branched, branchlets 5-30 cm long, brownish black, sparsely to densely tuberculate, 1-2 mm in diam.; rachis 2-4 cm long; flowers densely arranged, successively opened. Pedicel and ovary ascending, more or less tuberculated, 16-20 mm long. Flower not widely opened. Sepals subsimilar, brownish yellow, oblanceolate, 16-19 mm long, ca. 3 mm wide, adaxially sparsely verruculose, apex obtuse. Petals light yellowish brown, similar to sepals in size and shape. Lip white or sometimes tinged with light purple,fused with column at base, 15-16 mm long, ca. 4 mm wide in natural situation, ca. 8 mm wide when flattened, 3-lobed; side lobes erect, semiorbicular, obtuse and irregularly dentate at apex, ca. 2 mm high; midlobe semiorbicular, irregularly undulate and lacinate at margin, ca. 2 mm long, 4 mm wide, densely covered with occasionally branched white multicellular hairs of 0.3-0.8 mm long; disc densely papillose at the fused portion except for the very base. Column 12-13 mm long, spathulate, straight, fused with lip for ca. 8 mm long, glabrous; anther whitish, ca. 1.2 mm wide.
• Capsule ascending, 18-22 mm long, blackish brown, more or less tuberculate.

分布

• 世界 : Japan.

引證標本

Taipei Co.: Wulai Township, Polushan, T.C. Hsu 2236 (TAIF); Sanshia Township, Jiajouling, T.C. Hsu 2266 (TAIF). Taoyuan Co.: Fuhsing Township, Sileng, T.C. Hsu 2191, 2791 (TAIF).

參考文獻

• Tian-Chuan Hsu and Shih-Wen Chung. 2010. Taiwania 55(4): 363-369.