被子植物的种子被另一层覆盖物包裹着。
In the angiosperm the seeds are wrapped in an additional layer of covering.
草是被子植物的简单形态，种子被包裹在长茎上。
Grasses are simple forms of angiosperms that bear their encapsulated seeds on long stalks.
被子植物是种子植物的一种类型，包含了所有开花植物的类型。
One type of seed-bearing plant, the angiosperm, includes all forms of blooming vegetation.
在很短的时间内，被子植物就覆盖了夏威夷许多原本光秃秃的土地。
In a surprisingly short time, angiosperms filled many of the land areas on Hawaii that had been bare.
《无生命授粉：虫媒传粉的被子植物逃亡性进化》——英国伦敦皇家学会哲学学报 333: 217-224.
“Abiotic pollination: an evolutionary escape for animal-pollinated angiosperms.” Philosophical Transactions of the Royal Society of London B 333: 217-224.
《被子植物的风媒进化》——生态学及进化论趋势17：361 - 369。
"The evolution of wind pollination in angiosperms." Trends in Ecology and evolution 17:361-369.
《有关被子植物之前的授粉方式的推断：欧亚长吻蝎蛉》——科学 326: 840-847及Ollerton,J.和Coulthard,E. 2009.
“A probable pollination mode before angiosperms: Eurasian long-proboscid scorpionflies.” Science 326: 840-847 and Ollerton, J. and Coulthard, E. 2009.
其中Berendse, F. and Scheffer, M. 2009年对相关假设作了一个精巧的摘编，见《重温被子植物的发散，针对达尔文糟糕透顶的神秘轮生态学解析》——生态学通讯12: 865-872.
“The angiosperm radiation revisited, an ecological explanation for Darwin’s abominable mystery.” Ecology Letters 12: 865-872.
大多数被子植物的胚珠有两层珠被，而裸子植物通常只有一层。
Most angiosperm ovules possess two integuments, while gymnosperms usually have only one.
玉米的生活史是被子植物中比较典型的。
本文综述了被子植物多胚苗的研究进展。
Advance in polyembryonic seedling (PS) in angiosperms is summarized in the paper.
多倍体是高等植物染色体进化的一个显著特征，约70 %的被子植物在其进化过程中曾经历过一次或多次多倍化事件。
Polyploid is a remarkable characteristic in the chromosome evolution of higher plant, and about 70% of angiosperms have experienced polyploidization once or more in their evolutionary history.
他还观察到裸子植物的胚珠并不是被子房壁包围，这个发现直接导致了被子植物和裸子植物之间最根本的几点区别的建立。
He also observed that gymnosperm ovules were not enclosed in an ovary wall, leading to the establishment of one of the basic differences between angiosperms and gymnosperms.
你知道哪种植物是被子植物吗？
虻类化石中的许多类群都有访花习性，它们为研究被子植物的起源提供了独特材料。
The fossil Brachycera contain a wider variety of flower visitors, which provide unique material for studying the origin of angiosperms.
本文研究了云南保山地区上新世羊邑组和芒棒组的四种被子植物化石的表皮微细构造。
The cuticular microstructures of four angiosperm fossil plants from the Pliocene Mangbang Formation and the Yangyi Formation in Baoshan, Yunnan Province were studied in this paper.
也许被子植物适应优势的秘诀就在于它们有能力形成每单位重量的木材可支付少得多的能。
Perhaps a key adaptive advantage of the angiosperm is their ability to construct wood with much less expenditure of energy per unit weight.
花丝：1。被子植物中，雄蕊支撑花药的柄。
Filament 1. The stalk of the stamen bearing the anther in angiosperms.
记忆它们的是被子植物和裸子植物等胚种。
What recorded them were embryos of angiosperm and gymnosperm.
最新的分子系统发育研究显示，腺齿木科是现存被子植物的重要基部类群之一。
Recent phylogenetic analyses of multiple molecular data sets indicate that Trimeniaceae is one of the basal taxa of the extant angiosperms.
被子植物雌、雄配子体的形成是世代交替的关键过程之一。
Angiosperm female and male gametophyte formation is the key to the process of generational one.
现代裸子植物，诸如蕨类植物和银杏，和被子植物相比明显的非常没有营养和粗硬。
Modern gymnosperms such as ferns and gingko are typically not very nutritious and are tougher to chew than angiosperms.
其中真菌和蕨类各1种、裸子植物5种、被子植物153种。
They include one fungus, one fern, 5 gymnosperms and 153 angiosperms.
对辽宁西部晚侏罗世义县组中的孢粉植物群进行了系统研究，首次发现了目前为止世界上最古老的被子植物花粉化石。
This paper reports fossil pollen collected recently from the Upper Jurassic Yixian Formation of western Liaoning Province, and first demonstrates the oldest known angiospermous pollen in the world.
兰科是被子植物最大科之一，兰科植物具有巨大的观赏价值和经济价值。
Orchidaceae is one of the largest families of angiosperms which has tremendous ornamental and economic value.
分析了用于推测被子植物起源时间的分子、化石和地理分布证据。
The evidence from molecular clocks, fossils and geographic distribution data on the origin time of angiosperms has been greatly accumulated in the past two decades.
高山花卉马先蒿是被子植物中最大的一个属，我国拥有332～400余种。
Pedicularis L. , as one of the largest genera of angiosperm, comprises about 332-400 species in China.
该类基因具有特征性基元，并存在于蕨类植物、裸子植物和被子植物中。
These genes are characterized by several distinct motifs and exist in ferns, gymnosperms, and angiosperms.
被子植物开始时是浸沉在液体中的游离合子。
关于被子植物多胚苗的发生机理目前还没形成统一的定论。
However, affirmative conclusion about the mechanism of producing the PS material in angiosperms is not still formed and obtained.
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