孢子母细胞 spore mother cell; spore mother-cell; spore-mother cell; sporoblast; sporocyte 初级代谢物 初级代谢产物(初生代谢产物) primary metabolite .
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One inclusion was formed within the exosporium and remained with the spore after mother cell lysis.
在母细胞裂解后，在孢子囊内形成一个包涵体，并保留在孢子中。
The ovules are hemitropous, with 2 integuments, tenuinucellate and the archesporial cell functions directly as the mega-spore mother cell.
胚珠是半球形的，有2个被膜，腱鞘状，而原孢子细胞直接作为大孢子母细胞起作用。
The ovary contains 20-23 ovules. The ovules are hemitropous, with 2 integuments, tenuinucellate and the archesporial cell functions directly as the mega-spore mother cell.
子房具胚珠20—23枚，胚珠横生，珠被二层，薄珠心，孢原细胞直接起大孢子母细胞作用。
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