Panicum niihauense, a member of the grass family (Poaceae), is a perennial bunchgrass with unbranched culms (aerial stems) 50 to 125 cm (20 to 49 in) long. The leaf blades are flat, 15 to 35 cm (6 to 14 in) long and 0.7 to 1.9 cm (0.3 to 0.7 in) wide. The panicles (loosely branched inflorescences)...