The ovule is bitegminous and tenuinucellate.The archesporial cell locates under the nucellus epidermis, which develops into fuctional megasporocyte.
孢原细胞
心表皮之下，直接起大孢子母细胞的功能。
被的The ovule is bitegminous and tenuinucellate.The archesporial cell locates under the nucellus epidermis, which develops into fuctional megasporocyte.
孢原细胞心表皮之下，直接起大孢子母细胞的功能。
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