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单词 primary meristem
释义

> as lemmas

primary meristem
primary meristem n. Botany a region of plant tissue consisting of actively dividing, undifferentiated cells; esp. an apical meristem.
ΚΠ
1875 A. W. Bennett & W. T. T. Dyer tr. J. von Sachs Text-bk. Bot. 117 This tissue is termed Primary Meristem [Ger. Urmeristem]..because it presents the primary condition of the tissue, out of which the different forms of the permanent tissue are successively formed.
1939 Proc. National Acad. Sci. U.S.A. 25 445 The primary meristem is essentially the functional embryo of the plant. It remains undifferentiated..and is the ultimate source of all organs of the plant.
2003 Trends Plant Sci. 8 542/2 The primary meristem of Arabidopsis can be considered to produce primordia that will give rise to a leaf and to an axiliary meristem.
extracted from primaryadj.n.
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