生活型

herb

形態特徵

• Rhizomes long creeping, slender, often less than 1 mm in diameter. Pseudobulbs arranged ca. 2-3.5 cm apart, elongate-ovoid, often oblique, 1-1.1 cm long, 5-6 mm wide.
• Leaves sessile, oblong or oblanceolate, 3-4.5 cm long, 10 mm wide, apex obtuse or indistinctly retuse, base often cuneate.
• Scapes from base of pseudobulb, slender, 4-6 cm long; bracts elongate triangular, 3 mm long; pedicels ca. 7 mm long. Flowers 4-7 in very short raceme; upper sepal rubescent, strongly concave, elliptical, 3-4 mm long, 2 mm wide, with long white cilia on margin; lateral sepals reddish yellow, often connate and curved in side view, lanceolate, 1.1 mm long, 2 mm wide, acute at apex, incurved and papillate along margins; petals rubescent, curved, open widely, 2.5 mm long, 1 mm wide, rounded at apex, truncate at base, with long white cilia; lip rubescent, horn-like, 4 mm long, recurved; column yellow, semiterete, 2 mm tall, column-foot without accessories. Stylids (stelidia) with a downwardly directed tooth; anther operculate, cordate; pollinia 4, ovoid, in 2 collateral pairs

物候

Flowering observed mainly in May and June.

分布

• 台灣 : Epiphytic in a broadleaf forest near the Taitung Chestnut Garden, at 1800 m extending to Shiahng-Yang, 2300 m on the Southern Cross-Island Highway in southern Taiwan.

引證標本

Weimin Lin s. n. (holo TFRI 224766).

引用文獻

• Tsan-Piao Lin and Ling-Lung Kuo Huang, Taiwania 50(4): 290-296. 2005.