单词 | 开花植物 |
释义 | 〔talipot〕A tall palm tree(Corypha umbraculifera) of India and Sri Lanka, having a spreading crown of very large fanlike leaves and a giant inflorescence that is the largest among the flowering plants. 伞干顶榈:一种产于印度和斯里兰卡的高大棕榈树(伞形行李叶椰子 行李叶椰子属) ,具有一个由很硕大的扇形树叶构成的伸展的树冠和开花植物中最大的一支巨型花穗 〔horsetail〕Any of various nonflowering plants of the genusEquisetum, having a jointed, hollow stem and narrow, sometimes much reduced leaves. Also called equisetum 木贼属植物:多种木贼属 不开花植物,其茎中空有节,其叶狭长,有时十分小 也作 equisetum〔synergid〕One of two small cells lying near the egg in the mature embryo sac of a flowering plant.助细胞:位于开花植物成熟胚囊的卵细胞周围的两个小细胞之一〔Mesozoic〕Of, relating to, or being the third era of geologic time, including the Triassic Period, the Jurassic Period, and the Cretaceous Period and characterized by the development of flying reptiles, birds, and flowering plants and the appearance and extinction of dinosaurs. See table at geologic time 中生代的:包括三叠纪、侏罗纪和白垩纪在内的地质史上第三个时代的,它以飞行的爬虫类、鸟类及开花植物类的发展和恐龙的出现与灭绝为特征,或关于这个时代的 参见 geologic time〔spermatophyte〕A seed-bearing plant, such as a conifer or a flowering plant.种子植物:产籽的植物,如针叶树或开花植物〔monocotyledon〕Any of various flowering plants, such as grasses, orchids, and lilies, having a single cotyledon in the seed.单子叶植物:任一种种子只含一个子叶的植物的开花植物,如草、兰花和百合花〔angiosperm〕A plant whose ovules are enclosed in an ovary; a flowering plant.被子植物:一种胚珠被包在子房里的植物;一种开花植物〔wildflower〕A flowering plant that grows in a natural, uncultivated state.野花:在天然的未开垦的状态下生长的开花植物〔duckweed〕Any of various small, free-floating, stemless aquatic flowering plants of the genusLemna. 浮萍:一种浮萍科 小而无根,自由浮动的水生开花植物 〔bearer〕A fruit- or flower-bearing plant.能结果植物,能开花植物 |
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