丝状器
- 网络filiform apparatus;filiform appratus
丝状器-
助细胞的丝状器在不同发育时期形态及大小不同；助细胞具丝状器；
The morphology and size of the filiform apparatus change with the development period of the synergids .
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成熟胚囊里，反足细胞早期退化，助细胞无钩状结构并具发达的丝状器以及中央细胞内没有明显大液泡是黄花菜胚囊发育的重要特征。
The main characteristics of the development of embryo sac in this species are that synergids without crook are abounded in filiform apparatus and there is no eminent vacuole in central cell .