生活型

herb

形態特徵

• Stems tufted, stiff, straight, up to 75 cm long, 2.7 mm in diameter, greenish-brown, leafy in upper part; internodes 2.5-3.5 cm long, loosely covered with leaf sheaths.
• Leaves linear, 9 cm long, 9 mm wide, acuminate, base contracted, articulated with tube-like sheath.
• Cymes lateral on leafy part of stem, 2-flowered; no peduncle; pedicel and ovary 1.1 cm long. Flowers yellowish, glabrous, ca. 1.6 cm across; upper sepal oblong, 9 mm long, 4 mm wide, yellowish, apex revolute; lateral sepal 9 mm long and 7 mm wide at base, more or less recurved, forming a mentum 4 mm long; petals 8 and 3 mm long. Lip 3-lobed, 8.5 mm long, glabrous, brownish, central part yellow and slightly ridged, basal part clawed and connate with a column-foot; terminal lobe oblong, 4-4.5 mm long and 3.5 mm wide; side lobes triangular or tooth-like, 2 mm long. Column about 3 mm long and 2 mm wide; column-foot 4 mm long; pollinia 4, oblong.

物候

Flowering season: Sporadic, flowers last for only 2 days.

分布

• 世界 : The Philippines.

引用文獻

• Wei-Min Lin, Tien-Chung Hsu and Tsan-Piao Lin, Taiwania 52(4): 284. 2007.