... 薄囊的 leptosporangiate 薄珠心的 tenuinucellate 薄珠心胚珠 tenuinucellate ovule ...
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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。
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.
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