花由茎顶分生组织的少数细胞分化而来。
Flowers are differentiated from a few cells on the stem apical meristem of a plant.
原分生组织具有典型分生组织的细胞特征；
Promeristem possessed the typical cell characteristics of meristem.
这表明存在其它的基因参与穗分枝和花生分生组织的发育。
This indicates that additional gene (s) participate in the development of branch and floral meristems.
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