Pterostylis dolichochila

Flowering plant to 15 cm tall, stem leaves 3–5 closely sheathing. Rosette leaves 4–10, ovate, 4–12 mm long, 3–8 mm wide, margins entire. Flower 2–2.5 cm long, erect, green and white with reddish brown stripes and suffusions; dorsal sepal with a decurved filiform point 1–2 mm long; lateral sepals erect, tightly embracing the galea, sinus nearly flat, shallowly notched when viewed from the front, curved when viewed from the side, free points 1.5–2 cm long, filiform, erect, curved forwards near the tip; petal margins broadly flared. Labellum narrowly ovate-lanceolate, 13–15 mm long, 3–4 mm wide, whitish with a dark brown apex, shallowly curved, distal quarter protruding from the sinus in the set position. Flowers Apr.–Aug.