Ophiopogon planiscapus 'Nigrescens’
An evergreen perennial to 20cm, forming dense tufts of arching, narrowly strap-shaped, leathery black leaves 20-30cm in length. Racemes of small purplish flowers, followed by glossy black berries.
Prefers full sun or partial shade.
Grows to 0.1m to 0.5m high and spreads 0.1m to 0.5m.