Rhizome 1.4-3 mm in diam. Pseudobulbs dull, green, often slightly suffused with purple, narrowly ellipsoid to cylindric, somewhat flattened, 2.5-5 × 0.5-0.9 cm. Petiole 0.4-0.9 cm; leaf blade 3-9 × 1-2.1 cm, obtuse. Inflorescence 1-flowered, rarely a subumbellate raceme, 2-flowered. Flowers whitish with red veins, sometimes suffused with red toward margins, lip white, with a red median band, top part suffused with red or pink. Dorsal sepal 9-13 × 6-8.3 mm; lateral sepals elliptic to ovate including a winglike, sometimes antrorse widening along lower margin, 10-14 × 7-10 mm. Petals 5-8 × 2.2-4 mm. Fl. Jan-May, Nov-Dec.
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