Zoysia tenuifolia Willd. ex Trin. in Mem. Acad. Sci. Petersb. ser. 6, 4: 96. 1836. Hsu, Fl. Taiwan 5: 508. 1978.
Zoysia matrella (L.) Merr.subsp. tenuifolia Koyama, Grass. Jap. Neighb. Reg. 289. 1987.
Culm densely tufted, with long stolon. Blade 4-5 cm lon up to 1 mm wide; ligule 0.3 mm long, upper part a fringe of hairs; sheath-mouth with long silky hairs. Inflorescence a single raceme, about 1 cm long, straw colored. Spikelets 1-flowered about 2 mm long, lanceolate; lower glume wanting; upper glume as long as the spikelet, coriaceous, except the upper margin, 5-nerved, ovate; lemma nearly as long as the upper glume, subcoriaceous, but margins membranous, 1-nerved; palea and lodicule reduced; anther 0.6-0.8 mm long.
TAIPEI: Taipei, Tanaka & Shimada 17843, Hsu 011, CHIAYI: Chiayi, Wang 20010. YUNLIN: Huwei, Suzuki 6375. TAINAN: Wushantou, Morimoto 263. TAITUNG: Botel Tobago, Kuoh 4805, Hsu 4917; Green Island, Sasaki s. n. Jan. l, 1929.
Reputed to be excellent for lawns. It is common in littoral regions in Taiwan, and is also found in Lanhsu. (Botel Tobago).