Edible Portion: Shoots, Roots A large grass. It grows 3.7-4.5 m tall and 1.2-1.8 m wide. It forms clumps. It has rhizomes. The stems are like bamboo. They can be 6 m tall. The leaves are drooping and grey-green. They are 60 cm long. They have thick joints and slender stems. The flower plumes are...