Corybas aconitiflorus

Leaf broadly ovate to cordate, apex abruptly acuminate, grey-green above, usually reddish or purplish below, membranous, 10–20 mm long, 9–21 mm wide. Flower dull reddish-purple, pedicel inconspicuous; dorsal sepal hooded, ellipsoid, not markedly contracted at base, curved and enclosing the labellum, apex acute and often upturned, 17–25 mm long when flattened out; lateral sepals and petals linear, tapered, sepals c. 2 mm long, petals c. 1 mm long. Labellum about half the length of dorsal sepal, more or less upright, the tubular part much longer than the expanded part, very narrow towards base; auricles expanded into 2 conspicuous horn-like spurs which project down along the ovary and remain closed; lamina whitish, often marked with red or purple, convex, often undulate; margin entire but sometimes appearing serrulate due to sparse fringe of hairs, recurved. Column very narrowly winged. Flowers May–Jul.