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科中文名莎草科 科拉丁名Cyperaceae 属中文名莎草属 属拉丁名Cyperus 种中文名刺鳞莎草 种拉丁名Cyperus babakan Steud. |
刺鳞莎草(cì lín suō cǎo)，学名 Cyperus babakan Steudel，异名：Cyperus babakensis Cyperus pilosus var. babakensis ，是莎草科莎草属植物。 [1]
形态特征
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.
分类文献
FOC >> Vol.23 (2010) >> Cyperaceae >> Cyperus 45.Cyperus babakan Steudel Syn. Pl. Glumac. 2: 6. 1854. 刺鳞莎草 ci lin suo cao
产地生境
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
门中文名被子植物门 门英文名Angiospermae 纲中文名双子叶植物纲 纲英文名Dicotyledoneae 目中文名罂粟目 目英文名Papaverales
科中文名莎草科 科拉丁名Cyperaceae 属中文名莎草属 属拉丁名Cyperus 种中文名刺鳞莎草 种拉丁名Cyperus babakan Steud.
生境本种没有生境资料 是否中国特有否 是否引种栽培人工引种栽培 国外分布越南 国内分布海南省