Oberonia pumila (Fukuy. ex Masam. & T. P. Lin) S. S. Ying
Plants 3-8 cm tall including inflorescence. Rhizomes elongate, branching, 1-1.5 mm thick, loosely covered with small scales at nodes; internodes 1-2 cm long. Stems arising from rhizome at 5-25 mm intervals, ca. 1 cm long, obscured by leaf sheaths. Leaves 3-5, fleshy, laterally compressed, lanceolate to oblong, 10-25 mm long, 3-8 mm wide, acute. Inflorescence 3-6 cm long, with many spirally arranged flowers at 2-3 mm intervals; bracts ovate-elliptic, 1.5 mm long, often serrate; pedicel and ovary 2 mm long. Flowers greenish or pale brownish green, ca. 2 mm long, 1 mm wide, not resupinate, sepals and petals strongly reflexed; dorsal sepal ovate-elliptic, 1 mm long, 0.4 mm wide, acute; lateral sepals ovate, 0.8 mm long, 0.5 mm wide, slightly oblique, acute; petals linear, 1 mm long, 0.2 mm wide, obtuse; lip rectangular, 1.3-1.6 mm long, 0.6 mm wide, lower half thickened along margins, base decurrent, slightly surrounding column, apex divided into 2 slender divergent lobules; column 0.3 mm long; anther cordate, 2-celled; pollinia ovoid-ellipsoid.
TAICHUNG: Tungmaoshan, Lin 467. HUALIEN: Panshih to Longchien, Su 9315.
Endemic, local in forests, 8,00-1,600 m.