A pendent epiphyte with a short stem 3–6 cm. long.. Roots verrucose.. Leaves 2–4, falcate, linear to oblanceolate, unequally acutely or subacutely bilobed at the apex, 13–33.5 cm. long, 1.4–2.2 cm. wide, twisted at the base and articulated to imbricate leaf-sheaths, 2–3 cm. long.. Inflorescences 10–20 cm. long, many-flowered; peduncle 6.5–8.5 cm. long; bracts triangular, 1 mm. long.. Flowers white; pedicel and ovary 0.8–1.3 cm. long.. Dorsal sepal elliptic, obtuse, 2.4–2.6 mm. long, 2–2.2 mm. wide; lateral sepals spathulate, rounded, 5.5–5.7 mm. long, 1.7–1.8 mm. wide.. Petals obliquely ovate-triangular, acute, 2.5 mm. long, 2.7–3 mm. wide.. Lip 3-lobed in the middle, 5.5–6.5 mm. long, 4 mm. wide, subauriculate at the base; side lobes linear-lanceolate, subacute, 1–1.5 mm. long; mid-lobe narrowly elliptic, obtuse, longer than the side lobes, 2.5 mm. long.. Spur incurved, cylindrical, swollen at the apex, 10–11 mm. long.. Column 1.5–2 mm. long; foot 1.5 mm. long; rostellum deeply 3-lobed; stipites 2, oblanceolate; viscidia 2, linear.
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