珠柄
珠柄(拉丁語:,意思就是「小柄」)是植物学上與珠被、珠心及合點(Chalaza)共同組成胚珠的外側組織,將種子與胎座連結起來[1]。

卷茎蓼(Fallopia convolvulus)的子房剖面圖:fu所標示的就是其珠柄。
參考文獻
- Bresinsky, Andreas; Körner, Christian; Kadereit, Joachim W.; Neuhaus, Gunther; Sonnewald, Uwe. . [植物學教科書]. Heidelberg. 2008 (德语).
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