| 学名(拉丁名) | Blysmus compressus |
| 中文名 | 扁穗草 |
| 命名人 | (Linn.) Panz. |
| 中文科名 | 莎草科 |
| 拉丁属名 | Blysmus |
| 类型 | species |
| 拉丁科名 | Cyperaceae |
| 中文属名 | 扁穗草属 |
| 学名(拉丁名) | Blysmus compressus |
| 命名人 | (L.) Panz. ex Link (accepted name) |
| 拉丁属名 | Blysmus |
| 类型 | species |
| 拉丁科名 | Cyperaceae |
| 学名(拉丁名) | Blysmus compressus |
| 命名人 | (L.) Panz. ex Link |
| 发表年份 | 1827(年) |
| 拉丁属名 | Blysmus |
| 类型 | species |
| 拉丁科名 | Cyperaceae |
| 学名(拉丁名) | Blysmus compressus |
| 中文名 | 扁穗草 |
| 拉丁属名 | Blysmus |
| 类型 | species |
| 拉丁科名 | Cyperaceae |
| 学名(拉丁名) | Blysmus compressus |
| 中文名 | 扁穗草 |
| 中文科名 | 莎草科 |
| 拉丁属名 | Blysmus |
| 类型 | species |
| 拉丁科名 | Cyperaceae |
| 中文属名 | 扁穗草属 |
| 学名(拉丁名) | Blysmus compressus |
| 发表年份 | 1827(年) |
| 拉丁属名 | Blysmus |
| 类型 | species |
| 拉丁科名 | Cyperaceae |
| 学名(拉丁名) | Blysmus compressus |
| 拉丁属名 | Blysmus |
| 类型 | species |
| 拉丁科名 | Cyperaceae |
| 学名 | 状态 | 来源 | 命名人 |
|---|---|---|---|
| Aplostemon compressum | Synonym | The Plant List | (L.) Raf. |
| Blysmopsis compressus | Synonym | The Plant List | (L.) Oteng-Yeb. |
| Blysmus compressus subsp. compressus | Synonym | The Plant List | |
| Blysmus compressus f. gracilis | Synonym | The Plant List | (Zapal.) Soó |
| Blysmus distichus | Synonym | The Plant List | (Peterm.) Montandon |
| Blysmus tenuis | Synonym | The Plant List | Gilli |
| Carex uliginosa | Synonym | The Plant List | L. |
| Chaetospora compressa | Synonym | The Plant List | (L.) Gray |
| Cyperus horizontalis | Synonym | The Plant List | Salisb. |
| Heleogiton compressa | Synonym | The Plant List | (L.) Peterm. |
| Nomochloa compressa | Synonym | The Plant List | (L.) Beetle |
| Schoenus compressus | Synonym | The Plant List | L. |
| Scirpus cariciformis | Synonym | The Plant List | Vest |
| Scirpus caricinus | Synonym | The Plant List | Schrad. |
| Scirpus caricis | Synonym | The Plant List | Retz. |
| Scirpus compressus | Synonym | The Plant List | (L.) Pers. |
| Scirpus compressus var. gracilis | Synonym | The Plant List | Zapal. |
| Scirpus distichus | Synonym | The Plant List | Peterm. |
| Scirpus planifolius | Synonym | The Plant List | Grimm |
| Scirpus tenuis | Synonym | The Plant List | (Gilli) Parsa |
| Blysmus compressus var. brevifolius | Accepted | The Plant List | (Decne.) Karth. |
| Blysmus compressus var. dissitus | Accepted | The Plant List | (Duthie) Karth. |
Schoenus compressus Linnaeus, Sp. Pl. 1: 43. 1753; Blysmopsis compressus (Linnaeus) Oteng-Yeboah; Nomochloa compressa (Linnaeus) Beetle; Scirpus compressus (Linnaeus) Persoon.
Rhizomes 1-1.5 cm × 1.5-2 mm. Culms 9-30 cm tall, 3-angled, clothed at base with black bladeless leaf sheaths. Cauline leaves usually shorter than culm; sheath brown to rust-colored, mouth obliquely truncate, apex acuminate; ligule very short; leaf blade linear, flat, 1-3.5 mm wide, membranous. Involucral bract leaflike, slightly shorter or longer than inflorescence. Inflorescences consisting of 3-12 spikelets arranged in a simple distichous spike, oblong to obovoid, 1-2.2 × 0.4-0.9 cm. Spikelets ovoid to narrowly ovoid, 5-7 mm, 5-8-flowered. Glumes subdistichous, oblong-ovate, ca. 5 mm, membranous, 7-veined, apex obtuse. Perianth bristles 6, as long as nutlet, slightly flexuose at base, retrorsely scabrous. Stamens 3; anthers oblong, ca. 2 mm. Stigmas 2, as long as nutlet. Nutlet brown, obovoid, ca. 2 mm, plano-convex. Fl. and fr. Jul-Sep. 2n = 44, 79.
Swampy meadows, valleys, wet places; 500-5000 m. Qinghai, Shanxi (Lüliang Shan), Xinjiang, Xizang [Afghanistan, Bhutan, N India, Kashmir, Kazakhstan, Kyrgyzstan, Nepal, Pakistan, Russia, Tajikistan, Turkmenistan, Uzbekistan; N Africa, SW Asia, Europe].
1.扁穗草 图版XVI, 5
Blysmus compressus (Linn.) Panz. in Link, Hort. Berol. I (1827) 278——Schoenus compressus Linn. Sp. Pl. ed. I (1753) 43——Scirpus compressus (Linn. ) Pers. Syn. I (1805) 66——Nomochloa compressa (Linn.) Beetle in Amer. Journ.Bot. XXXI (1944) 262.
多年生草本，有短的匍匐根状茎，根状茎长1-1.5厘米，直径1.5-2毫米，在各节上生根。稈近散生，三稜形，中部以下生叶，基部有黑色老叶鞘，高9-30厘米。叶平张，渐向顶端渐狭，近顶端三稜形且有细齿，一般短于稈，宽1-3.5毫米，鞘褐色或锈色，叶舌很短，截形，膜质，锈色。苞片叶状，稍短或稍长于花序；穗状花序一个，生，长圆形或倒卵形，长10-22毫米，宽4-9毫米；小穗3-12个，呈二列，密，最下一个小穗常远离，长椭圆形，长5-7毫米；鳞片近二行排列，长圆状卵形，顶端钝，膜质，长5毫米，背面有7条脉，中部不为龙骨状突起；下位刚毛6条，基部微卷曲，长于小坚果（不连花柱和柱头）1倍弱，有倒刺；花药长圆形，长2毫米；柱头2，与花柱等长。小坚果倒卵形，平凸状，褐色，长2毫米。花果期7-8月间。
产于新疆；生长在河滩湿地，海拔2000米。欧洲、中亚亦有分布。
标本份数
| Blysmus compressus | |||
| Family Name: | Cyperaceae | Genera name: | Blysmus |
| Species name: | compressus | Genera status: | |
| NLR: | Comments: | ||
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| Sample Name: | Villafranca | Formation: | |
| Age: | Epoch (to): | Pliocene~ | |
| Stage: | Piacenzian~ | Contributer: | |
| Ecology: | Climate: | ||
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| locality name: | Villafranca | Province/State: | Piemonte |
| Continents: | county: | ||
| country: | Italy | longitude-decimal degrees: | 8.033333 |
| latitude-decimal degrees: | 44.916667 | elevation [m]: | |
| Notes: | |||
Phanerozoic |
Proterozoic |
Archean |
Hadean (informal) |
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Cenozoic |
Mesozoic |
Paleozoic |
Neoproterozoic |
Mesoproterozoic |
Paleoproterozoic |
Neoarchean |
Mesoarchean |
Paleoarchean |
Eoarchean |
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Quaternary |
Neogene |
Paleogene |
Cretaceous |
Jurassic |
Triassic |
Permian |
Carboniferous |
Devonian |
Silurian |
Ordovician |
Cambrian |
Ediacaran |
Cryogenian |
Tonian |
Stenian |
Ectasian |
Calymmian |
Statherian |
Orosirian |
Rhyacian |
Siderian |
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Holocene |
Pleistocene |
Pliocene |
Miocene |
Oligocene |
Eocene |
Paleocene |
Upper |
Lower |
Upper |
Middle |
Lower |
Upper |
Middle |
Lower |
Lopingian |
Guadalupian |
Cisuralian |
Pennsylvanian-Upper |
Pennsylvanian-Middle |
Pennsylvanian-Lower |
Mississippian-Upper |
Mississippian-Middle |
Mississippian-Lower |
Upper |
Middle |
Lower |
Pridoli |
Ludlow |
Wenlock |
Llandovery |
Upper |
Middle |
Lower |
Furongian |
Series 3 |
Series 2 |
Terreneuvian |
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Upper |
"lonia" |
Calabrian |
Gelasian |
Piacenzian |
Zanclean |
Messinian |
Tortonian |
Serravallian |
Langhian |
Burdigalian |
Chattian |
Aquitanian |
Rupelian |
Priabonian |
Bartonian |
Lutetian |
Ypresian |
Thanetian |
Selandian |
Danian |
Maastrichtian |
Campanian |
Santonian |
Coniacian |
Turonian |
Cenomanian |
Albian |
Aptian |
Barremian |
Hauterivian |
Valanginian |
Berriasian |
Tithonian |
Kimmeridgian |
Oxfordian |
Callovian |
Bathonian |
Bajocian |
Aalenian |
Toarcian |
Pliensbachian |
Sinemurian |
Hettangian |
Rhaetian |
Norian |
Carnian |
Ladinian |
Anisian |
Olenekian |
Induan |
Changhsingian |
Wuchiapingian |
Capitanian |
Wordian |
Roadian |
Kungurian |
Artinskian |
Sakmarian |
Asselian |
Gzhelian |
Kasimovian |
Moscovian |
Bashkirian |
Serpukhovian |
Visean |
Tournaisian |
Famennian |
Frasnian |
Givetian |
Eifelian |
Emsian |
Pragian |
Lochkovian |
Ludfordian |
Gorstian |
Homerian |
Sheinwoodian |
Telychian |
Aeronian |
Rhuddanian |
Hirnantian |
Katian |
Sandbian |
Darriwilian |
Dapingian |
Floian |
Tremadocian |
Stage 10 |
Stage 9 |
Paibian |
Guzhangian |
Drumian |
Stage 5 |
Stage 4 |
Stage 3 |
Stage 2 |
Fortunian |
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| 0 | 0.0117 | 0.126 | 0.781 | 1.806 | 2.588 | 3.6 | 5.332 | 7.246 | 11.608 | 13.82 | 15.97 | 20.43 | 23.03 | 28.4 ±0.1 | 33.9 ±0.1 | 37.2 ±0.1 | 40.4 ±0.2 | 48.6 ±0.2 | 55.8 ±0.2 | 58.7 ±0.2 | 61.1 | 65.5 ±0.3 | 70.6 ±0.6 | 83.5 ±0.7 | 85.8 ±0.7 | 88.6 | 93.6 ±0.8 | 99.6 ±0.9 | 112.0 ±1.0 | 125.0 ±1.0 | 130.0 ±1.5 | 133.9 | 140.2 ±3.0 | 145.5 ±4.0 | 150.8 ±4.0 | 155.6 | 161.2 ±4.0 | 164.7 ±4.0 | 167.7 ±3.5 | 171.6 ±3.0 | 175.6 ±2.0 | 183.0 ±1.5 | 189.6 ±1.5 | 196.5 ±1.0 | 199.6 ±0.6 | 203.6 ±1.5 | 216.5 ±2.0 | 228.7 | 237.0 ±2.0 | 245.9 | 249.5 | 251.0 ±0.4 | 253.8 ±0.7 | 260.4 ±0.7 | 265.8 ±0.7 | 268.0 ±0.7 | 270.6 ±0.7 | 275.6 ±0.7 | 284.4 ±0.7 | 294.6 ±0.8 | 299.0 ±0.8 | 303.4 ±0.9 | 307.2 ±1.0 | 311.7 ±1.1 | 318.1 ±1.3 | 328.3 ±1.6 | 345.3 ±2.1 | 359.2 ±2.5 | 374.5 ±2.6 | 385.3 ±2.6 | 391.8 ±2.7 | 397.5 ±2.7 | 407.0 ±2.8 | 411.2 ±2.8 | 416.0 ±2.8 | 418.7 ±2.7 | 421.3 ±2.6 | 422.9 ±2.5 | 426.2 ±2.4 | 428.2 ±2.3 | 436.0 ±1.9 | 439.0 ±1.8 | 443.7 ±1.5 | 445.6 ±1.5 | 455.8 ±1.6 | 460.9 ±1.6 | 468.1 ±1.6 | 471.8 ±1.6 | 478.6 ±1.7 | 488.3 ±1.7 | 492 | 496 | 499 | 503 | 506.5 | 510 | 515 | 521 | 528 | 542.0 ±1.0 | 635 | 850 | 1000 | 1200 | 1400 | 1600 | 1800 | 2050 | 2300 | 2500 | 2800 | 3200 | 3600 | 4000 | 4600 |
显生宇 |
元古宇 |
太古宇 |
冥古宇 (非正式) |
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新生界 |
中生界 |
古生界 |
新元古界 |
中元古界 |
古元古界 |
新太古界 |
中太古界 |
古太古界 |
始太古界 |
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第四系 |
新近系 |
古近系 |
白垩系 |
侏罗系 |
三叠系 |
三叠系 |
石炭系 |
泥盆系 |
志留系 |
奥陶系 |
寒武系 |
埃迪卡拉系 |
成冰系 |
拉伸系 |
狭带系 |
延展系 |
盖层系 |
固结系 |
造山系 |
层侵系 |
成铁系 |
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全新统 |
更新统 |
上新统 |
中新统 |
渐新统 |
始新统 |
古新统 |
上白垩统 |
下白垩统 |
上侏罗统 |
中侏罗统 |
下侏罗统 |
上三叠统 |
中三叠统 |
下三叠统 |
乐平统 |
瓜德鲁普统 |
乌拉尔统 |
宾夕法尼亚亚系-上 |
宾夕法尼亚亚系-中 |
宾夕法尼亚亚系-下 |
密西西比亚系-上 |
密西西比亚系-中 |
密西西比亚系-下 |
上泥盆统 |
中泥盆统 |
下泥盆统 |
普里道利统 |
罗德洛统 |
文洛克统 |
兰多维列统 |
上奥陶统 |
中奥陶统 |
下奥陶统 |
芙蓉统 |
第三统 |
第二统 |
纽芬兰统 |
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上更新统 |
“伊奥尼雅阶” |
卡拉布里雅阶 |
格拉斯阶 |
皮亚琴察阶 |
赞克尔阶 |
梅辛阶 |
托尔通阶 |
塞拉瓦尔阶 |
兰哥阶 |
布尔迪加尔阶 |
阿启坦阶 |
夏特阶 |
鲁培尔阶 |
普利亚本阶 |
巴尔通阶 |
鲁帝特阶 |
伊普里斯阶 |
坦尼特阶 |
赛兰特阶 |
丹尼阶 |
马斯特里赫特阶 |
坎潘阶 |
三冬阶 |
康尼亚克阶 |
土伦阶 |
赛诺曼阶 |
阿尔布阶 |
阿普特阶 |
巴雷姆阶 |
欧特里夫阶 |
凡兰吟阶 |
贝利阿斯阶 |
提塘阶 |
基末利阶 |
牛津阶 |
卡洛夫阶 |
巴通阶 |
巴柔阶 |
阿林阶 |
土阿辛阶 |
普林斯巴阶 |
辛涅缪尔阶 |
赫塘阶 |
瑞替阶 |
诺利阶 |
卡尼阶 |
拉丁阶 |
安尼阶 |
奥伦尼克阶 |
印度阶 |
长兴阶 |
吴家坪阶 |
卡匹敦阶 |
沃德阶 |
罗德阶 |
空谷阶 |
亚丁斯克阶 |
萨克马尔阶 |
阿瑟尔阶 |
格舍尔阶 |
卡西莫夫阶 |
莫斯科阶 |
巴什基尔阶 |
谢尔普霍夫阶 |
维宪阶 |
杜内阶 |
法门阶 |
弗拉阶 |
吉维特阶 |
艾菲尔阶 |
埃姆斯阶 |
布拉格阶 |
洛霍考夫阶 |
卢德福特阶 |
高斯特阶 |
侯墨阶 |
申伍德阶 |
特列奇阶 |
埃隆阶 |
鲁丹阶 |
赫南特阶 |
凯迪阶 |
桑比阶 |
达瑞威尔阶 |
大坪阶 |
弗洛阶 |
特马豆克阶 |
第十阶 |
第九阶 |
排碧阶 |
古丈阶 |
鼓山阶 |
第五阶 |
第四阶 |
第三阶 |
第二阶 |
幸运阶 |
||||||||||||||||||
| 0 | 0.0117 | 0.126 | 0.781 | 1.806 | 2.588 | 3.6 | 5.332 | 7.246 | 11.608 | 13.82 | 15.97 | 20.43 | 23.03 | 28.4 ±0.1 | 33.9 ±0.1 | 37.2 ±0.1 | 40.4 ±0.2 | 48.6 ±0.2 | 55.8 ±0.2 | 58.7 ±0.2 | 61.1 | 65.5 ±0.3 | 70.6 ±0.6 | 83.5 ±0.7 | 85.8 ±0.7 | 88.6 | 93.6 ±0.8 | 99.6 ±0.9 | 112.0 ±1.0 | 125.0 ±1.0 | 130.0 ±1.5 | 133.9 | 140.2 ±3.0 | 145.5 ±4.0 | 150.8 ±4.0 | 155.6 | 161.2 ±4.0 | 164.7 ±4.0 | 167.7 ±3.5 | 171.6 ±3.0 | 175.6 ±2.0 | 183.0 ±1.5 | 189.6 ±1.5 | 196.5 ±1.0 | 199.6 ±0.6 | 203.6 ±1.5 | 216.5 ±2.0 | 228.7 | 237.0 ±2.0 | 245.9 | 249.5 | 251.0 ±0.4 | 253.8 ±0.7 | 260.4 ±0.7 | 265.8 ±0.7 | 268.0 ±0.7 | 270.6 ±0.7 | 275.6 ±0.7 | 284.4 ±0.7 | 294.6 ±0.8 | 299.0 ±0.8 | 303.4 ±0.9 | 307.2 ±1.0 | 311.7 ±1.1 | 318.1 ±1.3 | 328.3 ±1.6 | 345.3 ±2.1 | 359.2 ±2.5 | 374.5 ±2.6 | 385.3 ±2.6 | 391.8 ±2.7 | 397.5 ±2.7 | 407.0 ±2.8 | 411.2 ±2.8 | 416.0 ±2.8 | 418.7 ±2.7 | 421.3 ±2.6 | 422.9 ±2.5 | 426.2 ±2.4 | 428.2 ±2.3 | 436.0 ±1.9 | 439.0 ±1.8 | 443.7 ±1.5 | 445.6 ±1.5 | 455.8 ±1.6 | 460.9 ±1.6 | 468.1 ±1.6 | 471.8 ±1.6 | 478.6 ±1.7 | 488.3 ±1.7 | 492 | 496 | 499 | 503 | 506.5 | 510 | 515 | 521 | 528 | 542.0 ±1.0 | 635 | 850 | 1000 | 1200 | 1400 | 1600 | 1800 | 2050 | 2300 | 2500 | 2800 | 3200 | 3600 | 4000 | 4600 |
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