(Lasiacis divaricata)
Perennial; caespitose. Culms rambling; zigzag; 100-500 cm long; 5-9 mm diam.; woody. Culm-internodes hollow; distally glabrous, or with pubescent line. Culm-nodes glabrous. Leaf-sheaths glabrous on surface to pubescent; outer margin hairy. Leaf-sheath oral hairs ciliate; 0.3-3 mm long. Ligule an eciliate membrane, or a ciliolate membrane; 0.2-0.6 mm long. Collar pubescent. Leaf-blade base asymmetrical. Leaf-blades persistent, or deciduous at the ligule (lower blades); linear, or lanceolate; (3-)5-12(-16) cm long; (3-)6-14(-20) mm wide. Leaf-blade surface glabrous. Leaf-blade margins scabrous. Leaf-blade apex acuminate.