Dorsal sepal 30–38 × 13–17 mm, erect, convex; lateral sepals 30–38 × 11–16 mm, obliquely ovate, spreading.
Stem leafy; lowermost 2 leaves ± sheathing, the rest ovate, the largest 10–15 × 5.5–8 cm.
Inflorescence 15–20 cm long, fairly laxly 5–10-flowered; bracts leafy, up to 65 mm long.
Anther connective 14–18 mm wide; canals 6–7 mm long, turned up at the ends.
Stigmatic arms 25–27 mm long, free part 11–14 mm long.
Terrestrial herb 40–80 cm high with ellipsoid tubers.
Petals 30–38 × 6–7 mm, falcate.
Ovary and pedicel 35 mm long.
Flowers pale green and white.
Staminodes sessile.