Zoysia sinica

Description

HABIT Perennial;mat forming.Rhizomes elongated.Butt sheaths persistent and investing base of culm;with fibrous dead sheaths.Culms 5–25 cm long;0.3–0.7 mm diam.;3–5 -noded.Leaf-sheaths longer than adjacent culm internode.Ligule a fringe of hairs.Leaf-blades flat,or involute;2–7 cm long;2–3 mm wide. INFLORESCENCE Inflorescence composed of racemes. Racemes 1;single;linear,or lanceolate;multilateral;3–5 cm long;4–7 mm wide. Spikelets solitary.Fertile spikelets pedicelled.Pedicels 1.5–3 mm long. FERTILE SPIKELETS Spikelets comprising 1 fertile florets;without rhachilla extension.Spikelets lanceolate;laterally compressed;4–5 mm long;1.3–1.7 mm wide;falling entire. GLUMES Glumes one the lower absent or obscure;exceeding apex of florets;firmer than fertile lemma;shiny.Upper glume lanceolate;1 length of spikelet;coriaceous;without keels.Upper glume apex acute. FLORETS Fertile lemma oblong;3–4 mm long;hyaline;without keel;1 -veined.Palea without keels. FLOWER Anthers 3;1.5–2 mm long.