Cryptostylis leptochila

Leaves usually 1–several; petioles 1–6 cm long; blades ovate to broadly lanceolate, 4–12 cm long, 10–40 mm wide, green on upper surface, reddish-purple beneath, apex acute, base wedge-shaped or tapering. Flowering stem 22–40 cm tall, sheathing bracts 2 or 3, distant. Flowers 5–15, sessile; sepals and petals green, stiffly spreading, linear, acute, margins inrolled; sepals 15–23 mm long; petals 10–15 mm long. Labellum dark red, oblong-linear, c. 2 cm long, concave around column then abruptly recurved, margins inrolled, tip often reflexed, surface densely covered with glandular hairs; callus ridge often discontinuous, flanked on either side by an irregular row of domed, shiny black calli. Flowers Dec.–May.