Herbs, epiphytic. Pseudobulbs somewhat densely arranged, subterete, narrowed toward apex, to 8 × 1.5-3 cm, base with reddish brown sheaths. Leaf 1, subelliptic or elliptic-oblong, ca. 20 × 5 cm, base contracted into a petiole, articulate, apex subacuminate. Inflorescence nearly as long as leaf; rachis many flowered; floral bracts small. Flowers pale yellow, lip orange-brown; pedicel and ovary ca. 1.5 cm. Sepals suboblong, ca. 8 × 3 mm, apex acute or obtuse. Petals narrowly linear, ca. 8 × 1 mm; lip subobovate-oblong, ca. 10 × 3 mm, deeply bilobed, with a bilobed basal callus; apical lobes divergent, suboblong, 4-5 × 2.5-3 mm, apex irregularly toothed. Column 3-3.5 mm, upper part with narrow wings. Fl. unknown. 2n = 42.
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