Pampas Grass

Description

Perennial; caespitose. Culms erect; 100-150 cm long. Leaf-sheaths longer than adjacent culm internode; glabrous on surface, or pilose; outer margin hairy. Ligule a fringe of hairs; 2-3 mm long. Leaf-blades 30-80 cm long; 3-10 mm wide; stiff. Leaf-blade margins scabrous. Leaf-blade apex attenuate.Spikelets comprising 4-6 fertile florets; with diminished florets at the apex. Spikelets lanceolate; laterally compressed; 20-30 mm long; breaking up at maturity; disarticulating below each fertile floret. Floret callus elongated; 0.5 mm long; bearded.