Phyllostachys nigra
Plant
Phyllostachys nigra, commonly known as black bamboo or purple bamboo, is a species of bamboo, native to Hunan Province of China, and is widely cultivated elsewhere.
Growing up to 25 m tall by 30 cm broad, it forms clumps of slender arching canes... Wikipedia
Scientific name: Phyllostachys nigra
Family: Poaceae
Genus: Phyllostachys