这些植物从胚柄中发育出精致的吸器组织。
These plants develop elaborate haustorial structures from the suspensor.
成熟胚中胚柄宿存。
胚柄在胚分化时期明显地分化为基部区域和颈部区域。
The suspensor appears to remain active throughout the differentiation stages.
还对沙打旺胚柄的构造特点，胚乳和胚囊的类型等进行了讨论。
TyPes of endosPerm and embryo sac and structural feature of susPensor were also discussed.
这位科学家把植物胚的胚柄与哺乳动物的滋养层做了直接的比较。
The scientist has made a pointed comparison between suspensors of plant embryos and mammalian trophoblasts.
胚柄在球形胚时期最发达，但胚柄短小，只由3个扁平细胞组成，之后逐渐退化。
The suspensor is developed fully at the stage of globular embryo and consists of 3 cells, which are degenerated later.
胚柄在球形胚时期最发达，但胚柄短小，只由3个扁平细胞组成，之后逐渐退化。
The suspensor is developed fully at the stage of globular embryo and consists of 3 cells, which are degenerated later.
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