当胚珠的方向是直生胚珠时，合点和珠柄连成一条直线，当胚珠是倒生胚珠或弯生胚珠时，合点和珠柄之间有一定的距离。
When ovule orientation is orthotropous the chalaza corresponds to the point where the funicle is attached but in anatropous and campylotropous ovules the chalaza is some distance from the funicle .
雄蕊合生的结构还可能进一步与柱头或花柱合生在一起，形成“合蕊柱”一类的复杂结构。
The structure formed by stamen fusion can be further fused with style and a gynostemium is always formed, such as in Aristolochiaceae and Stylidiaceae.
该合生素具有抗氧化和延缓衰老的功能，可以制成保健食品或药品。
The synbiotics has the functions of resisting the oxidation and delaying the ageing, and can be prepared into health-care food or medicines.
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