Plants 120–30 tall. Free part of leaf to 150 x 3–5mm. Spike 40–12 long, 3–12-flowered. Ovary sessile, green, shiny. Flowers uncrowded, not opening widely, lightly scented, 5.5–7 x 5.5–7mm, light reddish-brown and white, labellum white, callus green. Dorsal sepal 5.5–6.5 x 3mm, incurved. Lateral sepals free, 6–7 x 2mm, obliquely erect, divergent, tips warty. Petals 5–6 x 1.5mm, with pale margins. Labellum sessile, ovate-lanceolate, 6–7 x 3–3.5mm, sharply recurved near middle, distal margins strongly wavy/crinkled. Callus ending just beyond labellum bend, base dark green, apex cream, notched.