The ovary was trilocular with axile placentation and the ovule was anatropous, biteguminous and crassinucellate.
子3,中轴胎座。胚珠倒生,双珠被,珠型。
Simple ovary, the placentation is brink.The ovules are campylotropous.The ovule is bitegmic and crassinucellate.The megaspore archesporium is initiated from sub-epidermis of nucellus.
摘要矮沙冬青子1,边缘胎座,弯生胚珠,胚珠具双珠被、珠。
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But we got lucky, and it made the placentation possible in mammals, which then created an entire tree of life in this way.
但我们幸运地发现, 这种逆转录病毒使得哺乳动盘形成成为可能,进而过这种方式孕育出了生命体系。
In the flowers of Saponaria officinalis Dr. Masters has observed instances of both marginal and free central placentation.
在 Saponaria officinalis 花中, Masters 博士观察到了边缘盘和游离中央盘实例。
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