Leaf 100–250 mm long: free part 15–20 mm long, ending well below flowers. Spike 20–40 mm long, 15–35-flowered. Flowers moderately crowded, porrect, 5 × 5.5 mm, green and reddish purple to wholly reddish purple. Dorsal sepal 3–4 × 2.5 mm, with purple lines; margins hairy; apex sharply pointed. Lateral sepals widely divergent, 4–5 × 1.5 mm, base humped, then erect. Petals 3 × 1 mm; margins sparsely hairy. Labellum tremulous, 3.5–4 × 1.8 mm, purple, base curved; margins with coarse hairs to 1 mm long; apex pointed, recurved. Callus not extending to labellum apex.