生活型

herb

形態特徵

• Terrestrials herbs. Stems creeping below, ascending at apex.
• Leaves 3-6, basally tufted in a rosette, petiole extremely short, ca. 5 mm. Leaves ovate or ovate-orbicular, 1.8-3.2 cm long, 1.5-2.3 cm wide, apex obtuse or acute, base cordate, rounded, or broadly cuneate, green, with irregular and more or less reticulate white stripes on upper surface, pale green on lower surface.
• Peduncle and rachis 18-30 cm, slender, glandular pubescent, lower part with 3-5 sterile bracts; raceme 5-10 cm, with 10-12 flowers; floral bracts ovate-lanceolate, 5-6 mm, apex acuminate; ovary fusiform, including pedicel 6-7 mm long, white glandular pubescent. Flowers half-opening, small; dorsal sepals connivent with petals forming a hood, 3.8-4 mm long, 1-1.3 mm wide, whitish tinged with pale brown abaxially, apex obtuse, with white glandular pubescent at base, glabrous at apex; lateral sepals whitish, brownish along midribs, narrowly elliptic, slightly spreading, 1-veined, glabrous; petals white tinged with pale brown along upper margins, rhombic-spatulate, 3.5-4 mm long, 1-1.5 mm wide, 1-veined, glabrous, apex obtuse; lip ovate-elliptic, 3.5-4 mm long, 1-2.2 mm wide, base saccate, basal sac papillose along middle part of midvein, limb cymbiform, apex obtuse, recurved; column 1.7-2 mm long; pollinarium yellow, 0.9 mm long.
• Its somatic chromosome number is 2n = 30.

物候

Flowering mainly in June and fruiting from July to August.

分布

• 台灣 : Hsinchu Co. Mountain slopes at elevation ca. 1100 m., mixed evergreen forests, semi-open environment, often clouded in the afternoon.
• 世界 : China (Hubei, Xizang, Yunnan).

引證標本

Hsinchu Co.: Jianshih Township, Xiakeluo Ancient Path, 20 Jun 2007, T. C. Hsu 849 (TAIF). CHINA. Hubei Prov.: Shennongjia, 9 July 1976, unknown collector (PE 1167169); 3 Jul 1976, unknown collector (PE 1168837).

參考文獻

• Shih-Wen Chung and Tian-Chuan Hsu, Taiwania 54(2): 175. 2009.