Zoysia Willd.
Type species: Z. pungens Willd.
Perennials with extensive monopodial rhizomes. Culms few noded. Leaves distichous. Ligule ciliate; collar distinct, ± long-ciliate with cushion-based hairs. Leaf-blade linear to linear-lanceolate, tapering. Inflorescence a cylindrical raceme or a solitary terminal spikelet. Spikelets 1-flowered, disarticulating above pedicels and falling entire at maturity. Lower glume usually 0, occasionally present as small bract, very rarely complete; upper laterally compressed, enfolding floret, indurated, ± awned. Lemma entire, firmly membranous, 1-nerved. Palea nerveless. Lodicules 0. Stamens 3. Ovary glabrous; styles 2; stigmas long, emerging apically. Caryopsis elliptic, laterally compressed; embryo c. ½ length of caryopsis, pericarp free.
Key
c. 10 spp. of tropical and subtropical Asia and Australasia. Endemic spp. 2.
Zotov, V. D. N.Z. J. Bot. 9: 639-644 (1971), recognised 3 spp. for N.Z. His treatment is amended here and Z. pauciflora Mez includes Z. planifolia Zotov.