Rhizome creeping, rooting below pseudobulbs. Pseudobulbs clustered, ovoid-globose, 9-12 mm, 6-8 mm in diam., with 1 leaf at apex. Leaf subsessile; blade 20-70 × 6-22 mm, thickly leathery, apex obtuse and emarginate. Scapes at base of pseudobulbs, spreading, ca. as long as leaves; umbel 5-9-flowered; floral bracts lanceolate, 5-6 mm. Pedicel and ovary 5.5-6.5 mm. Dorsal sepal and petals yellowish with 3 dark purple veins, lateral sepals yellowish with purplish spots and veins. Dorsal sepal ovate, 3.8-5 × 1.6-3 mm, margin entire, apex obtuse; lateral sepals twisted so that upper margins meet, fused along upper margins, lanceolate, 14-27 mm, abaxially densely papillose-hirsute, apex acute-acuminate. Petals obliquely elliptic, 2.5-4.5 × 1.5-2.2 mm, margins entire, apex obtuse; lip recurved, ovate-lanceolate, 1.8-2.8 × 1-1.5 mm, fleshy, adaxially channeled near base, apex obtuse. Column ca. 1 mm, foot ca. 2 mm. Fl. Apr-May.
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