生活型

herb

形態特徵

• Stems creeping below, ascending and leafy upward, 10-18 cm tall.
• Leaves ovate or oblong, apex acute, base cuneate, 2-4 cm long, 1.5-2 cm wide, wavy at margins, pale green; petiole ca. 1.5 cm long, sheathed at base.
• Peduncle hairy, 4-8 cm long, with 1-2 sheaths below, sheaths hairy abaxially, rachis 2- 5 cm long; floral bracts ovate-lanceolate, hairy abaxially, ciliate at margins. Flowers nearly unopened; ovary hairy; sepals erect, green and hairy at base, apex white when young, turning yellow when old, 5.8- 6 mm long, fleshy and thick at apex, dorsal one ovate, slightly concave, lateral ones obliquely ovate; petals white, obliquely ovate, thickened at apex, shorter than dorsal sepal; lip with an erect blade and pendent spur, blade broadly ovate, 3-4 mm long, bifid at apex, disc elevated and with fine protuberances near center, spur conical-cylindrical, 5-6 mm long, containing 2 stipitate glands ca. 1.5 mm long; column erect, distinctly 3-lobed; anther cordate, quite shorter than rostellum; pollinia 2, each 2-partite; stigmatic lobes erect, shorter than rostellum; rostellum flat, triangular-ovate, greenish toward apex, apex easily detached and forming viscidium, viscidium connected to apices of pollinia through knob on back.

分布

• 台灣 : mainly in forests in the north at low elevations.
• 世界 : Southern China and Java.

引證標本

TAIPEI: Wulai, Su 7132; Pinglin, Leou 3674; Pihfu, Leou 4005; Ayushan, Segawa, s. n. Jan 1935. NANTOU: Naimaopu, Su & Chung 8242.

參考文獻

• SU, Horng-Jye, Flora of Taiwan, second edition 5: 1070. 2000.  (Fl. Taiwan 2nd edit.)