Pseudobulbs glossy, subglobose, to 3 cm in diam. Leaves 2 or 3; leaf blade oblong or narrowly elliptic, ca. 37 × 3 cm, base contracted into a petiole ca. 7 cm, ± embraced by 2 or 3 sheaths, apex long acuminate. Inflorescence erect, laxly ca. 9-flowered; peduncle erect, 25-40 cm, 4-5 mm in diam., narrowed from a broad base, sheathed, pubescent, with 3 densely pubescent long sheaths; rachis 24-40 cm, slender, weakly zigzag, pubescent; floral bracts lanceolate, 13-20 mm, abaxially densely pubescent, apex acuminate. Flowers fragrant, 2-2.5 cm in diam.; sepals pale yellow and with purplish red veins, petals purplish red, lip yellowish with purplish red stripes; pedicel and ovary 2-3 cm, densely brown pubescent and with broad and compressed hairs. Dorsal sepal oblong, 14-18 × ca. 4 mm, 3-veined, apex obtuse; lateral sepals falcate-oblong, 14-18 × 4-5 mm, 5-veined, apex acute; mentum 2-3 mm. Petals narrowly oblong or linear, 14-18 × 1.2-1.4 mm, 3-veined, apex obtuse; lip attached to column foot, broadly ovate, 6-9 × 3-5 mm, entire, strongly recurved, strongly veined, apex sagittate with 2 small side projections. Column 3-5 mm, broadly winged; foot ca. 5 mm. Fl. Oct-Nov.
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