查询词典 unisexual
- 与 unisexual 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Recent results indicate that (1) Oryzeae is monophyletic and falls into two main clades corresponding to the traditionally recognized subtribes;(2) Close affinities of the monoecious genera are not supported, suggesting the multiple origins of unisexual florets;(3) Previous recognition of three monotypic genera (Hydrochloa, Porteresia and Prosphytochloa) is not justified;(4) Based on dating using molecular clock approach, it is estimated that Oryza and Leersia branched off from the remaining genera of Oryzeae -20 million years ago, and separated from each other -14 MYA.
目前已有的研究结果表明:稻族是单系类群,可分为两个主要分支,相当于传统的两个亚族(Zizaniinae和Oryzinae),但稻族单性花小穗是多次起源的,不宜作为划分亚族的依据;一些单型属(Hydrochloa、Porteresia和Prosphytochloa)的建立得不到分子证据的支持;根据分子钟原理估计稻族两个主要分支的分歧时间在大约2000万年前,而稻属和近缘属假稻属Leersia的分歧时间为1400万年:稻属内主要类群的分歧时间在900万年前左右。
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Flowers monochlamydeous, bisexual or unisexual (plants monoecious or dioecious, rarely polygamous); bracteate or ebracteate.
单被花,两性或者单性(雌雄同体或者雌雄异体,很少杂性;具苞片或者无苞片。
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Flowers monochlamydeous, bisexual, or rarely unisexual or polygamous.
花被裂片4-9,覆瓦状或者镊合状排列,宿存或者早落。
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Flowers usually in cymes, panicles, or racemes, rarely solitary, usually bisexual, rarely unisexual, hypogynous or ± epigynous, rarely perigynous, usually biperianthial, rarely monochlamydeous, actinomorphic, rarely zygomorphic, 4- or 5(-10)-merous.
在聚伞花序里的通常的花,圆锥花序或总状花序,很少单生通常两性,很少单性,有时的萼片象花瓣一样。
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Any of several deciduous trees of the genus Morus, having unisexual flowers in drooping catkins and edible multiple fruit.
桑树一种桑属落叶树木,长有低垂的柔穗状花序中的单性花朵和可食的聚花果实
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Any of several deciduous trees of the genus Morus,having unisexual flowers in droop ing catkins and edible multiple fruit.
桑树一种桑属落叶树木,长有低垂的柔穗状花序中的单性花朵和可食的聚花果实
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Flowers perfect and hermaphroditic or occasionally unisexual, actinomorphic or zygomorphic,(2-)4(-7)-merous, axillary, in leafy spikes or racemes or solitary, or occasionally in panicles, all but Ludwigia with distinct floral tube, nectariferous within.
偶有的完全花和两性的或单性,辐射对称或者两侧对称,(2-)(-7)瓣,腋生的4,在多叶穗状花序或总状花序或单生内,萼片绿色或有色,镊合状排列。
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Flowers yellowish to greenish, rarely brightly colored, small, bisexual or unisexual, rarely polygamous,(4 or)5-merous, hypogynous to epigynous, in mostly axillary, sessile or pedunculate cymes, or reduced to few in fascicles. Calyx tube patelliform or hemispherical to tubular, sometimes absent, at rim with calyx, corolla, and stamens; sepals 4 or 5, valvate in bud, triangular, erect or ± recurved during anthesis, adaxially often distinctly keeled, alternate with petals.
对带绿色淡黄的花,很少明亮染色,单性,很少杂性的小,两性或,(4或)5瓣,萼筒小盘状或者半球形到管状,有时无,在凸缘有花萼,花冠和雄蕊;萼片4或5,芽期镊合状,三角形,直立或者在花期弯曲,正面通常显著凸起,与花瓣互生。
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Any of numerous succulent tropical herb s of the genus Peperomia,having simple,entire,palmately veined leaves and numerous minute,unisexual flowers densely grouped in cylindrical spikes.
豆瓣绿草一般在热带生长茂盛的草,属于豆瓣绿属长着简洁、完整、掌状且有纹理的叶子和很多呈现紧密的圆柱形重穗状花序排列的无性小花
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Any of numerous succulent tropical herbs of the genus Peperomia,having simple,entire,palmately veined leaves and numerous minute,unisexual flowers densely grouped in cylindrical spike s.
豆瓣绿草一般在热带生长茂盛的草,属于豆瓣绿属长着简洁、完整、掌状且有纹理的叶子和很多呈现紧密的圆柱形重穗状花序排列的无性小花
- 推荐网络例句
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Lugalbanda was a god and shepherd king of Uruk where he was worshipped for over a thousand years.
Lugalbanda 是神和被崇拜了一千年多 Uruk古埃及喜克索王朝国王。
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I am coming just now,' and went on perfuming himself with Hunut, then he came and sat.
我来只是现在,'歼灭战perfuming自己与胡努特,那麼,他来到和SAT 。
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The shamrock is the symbol of Ireland and of St.
三叶草是爱尔兰和圣特里克节的标志同时它的寓意是带来幸运。3片心形叶子围绕着一根断茎,深绿色。