Stems in 2 ranks along creeping rhizome, fusiform or slightly obovoid, 1.5-3 cm, to ca. 8 mm in diam., unbranched, with 3-6 nodes, internodes 0.2-0.8 cm, leaf sheaths membranous. Leaves 2-4, elliptic, 1-2 × 0.5-0.8 cm, apex acute; leaf sheath tightly embracing stem, membranous, white. Inflorescences on old leafless stems, 1-flowered; peduncle 0.4-0.7 cm; floral bracts ca. 1 mm. Pedicel and ovary 1.5-2 cm. Sepals and petals lilac-pink, lip white, lilac toward tip, with 2 greenish yellow patches on either side. Dorsal sepal ovate-elliptic, ca. 16 mm, ca. 4 mm wide at base, ca. 6 mm wide above, 5-veined, apex acute; lateral sepals obliquely triangular-oblong, ca. 20 × 6 mm, 5-veined, apex acute and slightly revolute; mentum saccate, ca. 5 × 4 mm, rounded. Petals elliptic, ca. 17 × 9 mm, 5-veined, margin slightly revolute, irregularly minutely toothed toward apex, apex obtuse; lip broadly obovate to flabellate, 20-22 × 15-18 mm, base cuneate, margin undulate; disk densely pubescent. Column 2-3 mm; stelidia obtusely triangular, very short; foot ca. 5 mm; anther cap conic, ca. 2 mm, basal front margin 2-lobed, lobes obtusely triangular, irregularly toothed, apex and back 2-lobed, lobes rounded, finely verruculose. Capsule 1-1.5 × 0.5-0.8 cm.
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