叶原基、花原基(floral primordium)和侧根原基等最为常见。叶原基不是从生长点顶端分化的,而是从生长点顶端稍后一点的侧面以外生的方式出现;但花原基则是在生长点...
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... folium primordium 初发芽 flower primordium 花原基 thyroid primordium 甲状腺原基 ...
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被子植物的花由花分生组织(又称花原基)形成。
In angiosperms, after the floral transition, the inflorescence meristem produces floral meristems (FMs).
花的被片比雄蕊发育的要早,均由花原基发育而成。
The tepals were developed earlier than the stamens, both from the floret primordium.
结果显示花原基分化和开花的起始节位是第一真叶节;
The results showed that the differentiation of floral primordium and flower firstly occurred at the axil of the first leaf.
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