Shibataea kumasasa

About

Shibataea kumasaca (倭竹), the ruscus-leaf bamboo or ruscus bamboo, is a species of flowering plant in the grass family, native to mountain slopes in Fujian and Zhejiang provinces in China, and widely cultivated elsewhere. Growing to 1.5 m (4.9 ft) tall, it is a compact, clump-forming evergreen bamboo.

Summary from Wikipedia