Pterostylis smaragdyna

Flowering plant to 40 cm tall, stem leaves 5–7, spreading, linear-lanceolate, 2–10 cm long, 3–6 mm wide, dark green. Rosette leaves on a separate plant, 3–5, narrowly ovate to lanceolate, 10–35 mm long, 4–8 mm wide. Flowers 1–10, 1.7–2.2 cm long, shiny, translucent green with dark green stripes and suffusions; dorsal sepal with a short apical point; lateral sepals deflexed, conjoined part narrow elliptic, 16–19 mm long, 7–8 mm wide, free points 3–4 mm long, parallel; petals slightly falcate, with a well-developed basal flange. Labellum oblong, 7–8 mm long, 3.5–4 mm wide, emerald green with a darker green basal mound and central stripe, occasionally brownish green, covered with numerous, short, transparent, bead-like cells, longer and hair-like at base and along margins, apex attenuate, notched. Flowers Jun.–Aug.