刺鱗莎草
| 刺鱗莎草 |
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科中文名莎草科 科拉丁名Cyperaceae 屬中文名莎草屬 屬拉丁名Cyperus 種中文名刺鱗莎草 種拉丁名Cyperus babakan Steud. |
刺鱗莎草(cì lín suō cǎo)，學名 Cyperus babakan Steudel，異名：Cyperus babakensis Cyperus pilosus var. babakensis ，是莎草科莎草屬植物。 [1]
目錄
形態特徵
Cyperus babakensis Steudel ex Miquel; C. pilosus Vahl var. babakensis (Steudel ex Miquel) C. B. Clarke.
Perennials. Rhizomes stoloniferous. Culms 60-80 cm tall, slightly stout, compressed triquetrous, smooth. Leaves basal, slightly shorter than or subequaling culm; sheath brown and purplish red striate, basalmost bladeless;
leaf blade ca. 8 mm wide, with short and transverse septate nodes, midvein and margin scabrous, basally folded, apically flat. Involucral bracts 3 or 4, leaflike, much longer than inflorescence, longest to 25 cm.
Inflorescence a simple anthela; rays 3-5, 2.5-12 cm, each with a spike; raylets absent. Spikes ovoid to ellipsoid, ca. 2.5 × 1.8 cm, with several to many spikelets; rachis slightly densely yellowish brown hispidulous.
Spikelets slightly densely arranged, spreading, narrowly linear-ovoid to linear-oblong, 0.8-1.2 cm × ca. 2.5 mm, subturgid, 12-30(-40)-flowered; rachilla wings white, narrow, hyaline.
Glumes yellowish on both surfaces with purple striae, slightly densely arranged, ovate, 2.5-3 mm, membranous, 7-9-veined, keel green and spinulose especially distally, margin white hyaline, apex obtuse and mucronate.
Stamens 3; anthers oblong, 0.7-1 mm; connective prominent beyond anthers. Style short; stigmas 3, ± longer than style. Nutlet black when mature, broadly obovoid to broadly ellipsoid, ca. 1/2 as long as subtending glume, 3-sided, densely puncticulate. Fl. and fr. Jun-Oct.
分類文獻
FOC >> Vol.23 (2010) >> Cyperaceae >> Cyperus 45.Cyperus babakan Steudel Syn. Pl. Glumac. 2: 6. 1854. 刺鱗莎草 ci lin suo cao
產地生境
Wet places, paddy fields; below 300 m. Hainan, SE Xizang [NE India, Indonesia, Laos, Malaysia, Papua New Guinea, Philippines, Thailand, Vietnam].
基本信息
門中文名被子植物門 門英文名Angiospermae 綱中文名雙子葉植物綱 綱英文名Dicotyledoneae 目中文名罌粟目 目英文名Papaverales
科中文名莎草科 科拉丁名Cyperaceae 屬中文名莎草屬 屬拉丁名Cyperus 種中文名刺鱗莎草 種拉丁名Cyperus babakan Steud.
生境本種沒有生境資料 是否中國特有否 是否引種栽培人工引種栽培 國外分布越南 國內分布海南省