束中形成层
- 网络Fascicular cambium
束中形成层-
随着茎的继续发育，维管形成层开始活动，由束中形成层产生次生韧皮部和次生木质部分子；而束间形成层仅产生薄壁细胞组成宽的射线。
With the progressive development of stem , the activity of vascular cambium began . The fascicular cambium differentiated into secondary xylem and secondary phloem , while the interfascicular cambium only differentiated into wide ray of parenchyma tissue .
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束中形成层：是位于木质部和韧皮部构成的维管束内的一部分维管形成层。
Intrafascicular cambium ( fascicular cambium ) The part of the VASCULAR CAMBIUM within the vascular between the xylem and phloem .