Rosette leaves 3–8, ovate, 5–15 x 4–12mm, bluish-green, margins entire. Flower stem 70–15 tall, with 4–7 stem leaves to 70 x 5mm. Flower erect, 25–35 x 9–12mm, white with green, dark brown or red markings, curved. Dorsal sepal sharply pointed. Sinus flat in side view, deeply V-notched in front view. Free points filamentous, 20–2 long, tips often curved forwards. Labellum curved or coiled near apex, protruding prominently from sinus when set, 15–20 x 3–4mm, reddish-brown, blunt or slightly notched.