Description
Large, upright, tufted bamboo, perennial (H 4-5 m, W 1 m and more), spreads by horizontal rhizomes. Stems hollow, hard, rounded, with remarkable nodes, green when young, at maturity green-yellow to brown to black. Leaves narowly lanceolate (up to 15 cm), smooth, dark green. Requires sufficiently drained, always moderately moist soils, and sunny to half-shady sites, protected from hot sun and wind.