An epiphytic plant with a short stem, 15–20 mm. long, 2–3 mm. in diameter.. Roots few–many, triangular in cross-section, up to 35 cm. long, 3 mm. in diameter.. Scale-leaves rostrate, up to 5 mm. long, with ± 5 nerves.. Inflorescences erect, spreading, up to 25 mm. long, up to 6 simultaneously, each with up to 15 flowers; peduncle distinct, up to 9 mm. long; rhachis straight to flexuose, angular, smooth; bracts distinctly sheathing, acute to subacute, up to 2 mm. long.. Flowers whitish green; pedicel 5–9 mm. long; ovary 2.3–4.8 mm. long.. Dorsal sepal hooded, ovate, ± acute, slightly thickened along central nerve, 1.7–2.6 mm. long, 1–1.7 mm. wide; lateral sepals asymmetric, slightly convex, ovate, acute, subapiculate, slightly thickened along central nerve, connate below ovary, 2.2–3.1 mm. long, 1.6–2.2 mm. wide.. Petals ovate, obtuse, 1.4–2.5 mm. long, 0.7–1.1 mm. wide.. Lip 3-lobed, 1.1–2.7 mm. long, 0.4–1.1 mm. wide; mid-lobe tongue-shaped, obtuse; side lobes indistinct, rounded, extending over spur-mouth.. Spur perpendicular or occasionally apically curved towards ovary, cylindrical, tapering into a distinct inflated, rounded apex, 7.5–9.5 mm. long.. Column 0.7–1.1 mm. long.
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