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Taiwan Gramineae | Family List | Poaceae | Zoysia

Zoysia sinica Hance in Journ. Bot. Brit. & For. 7: 168. 1869. Hsu, Fl. Taiwan 5: 508. 1978; Koyama, Grass. Jap. Neighb. Reg. 291. 1987.


Zoysia sinica
leaf cs section

Credit: cs kuoh

Zoysia sinica Hance var. macrantha (Nakai) Ohwi, Bot. Mag. Tokyo 10: 269. 1941.
Zoysia liukiuensis Honda, Bot. Mag. Tokyo 36: 114. 1922. Culm tufted, slender, with stolon. Blade 4-6 cm long by 2-3 mm wide, apex needle-like; ligule about 0.2 mm long, upper part a fringe of hairs; sheath-mouth with long silky hairs. Inflorescence a contracted panicle, about 2.5 cm long. Spikelets 1-flowered, about 4 mm long, pale purplish; lower glume wanting; upper glume as long as the spikelet, coriaceous, folded, margins membranous and inrolled, shortly awned at the apex; lemma membranous, lanceolate, truncate or with a sinus, 1-nerved; palea and lodicule reduced.

TAIPEI: Tsuwei, Hsu 212. HSINCHU: Chiukang, Sasaki s. n. Jan, 1927. CHANGHUA: Wangkung, Guo et al. 37. YUNLIN: Mailiao, Suzuki 6617; Taihsi, Hsu s. n. Aug. 26, 1959. KAOHSIUNG: Chihou, Sasaki s. n. PENGHU: Hsu & Kuoh 14033.

Distributed in littoral regions on mainland China and Taiwan.

midrib 中肋: (no)not conspicuous

leaf surface 表面: (fla)flat surface

sclerenchyma 厚壁組織: (boscl)(bostr)on both sides of veins as
strand or girder

chlorenchyma 葉綠組織: (radia)cells radiate and lesser than
bundle sheath cell in width

bundle sheath 維管束鞘: (dko)two bundle sheaths the outer one
with conspicuous chloroplast

buliform cells well developed 泡狀細胞發達: mainly appear in adaxial side

no small vein under buliform cells泡狀細胞下無小脈: (bctra)large central bulliform cell with
colorless cells connect to epidermis

chlorenchyma cell number between two adjacent veins: 2

chloroplast form in bundle sheath 束鞘細胞內之葉綠體型式: (per)large amount and in peripheral site

mestome sheath 內束鞘細胞: (Xyms+)metaxylem pole adjacent with
mestome sheath

distance between two adjancent vein 脈間距: 110 micrometer

length/weidth ratio of bundle sheath in LS 束鞘細胞縱面長寬比: 1

chlorenchyma cell shape in LS 葉綠細胞縱面形狀: lobed


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