| Field notes | Clump semi-open, about 7m in diam., many culms having been cut. Rhizome determinate. Culms 20m tall and 9cm in diam., erect at base with nodding; tips. Internodes glabrous, sulcate above buds and branches for half the length, hollow. Nodes not at all inflated, nodal ridge absent, all gemmiferous with central 4 or 5 not developing into branches white lanate band on both sides. Foliage dark green. .New culms dark green and pubescent, older ones turning light brown and becoming covered with lichens. Sterile. |