The ovule is bitegminous and tenuinucellate.The archesporial cell locates under the nucellus epidermis, which develops into fuctional megasporocyte.
孢原细
珠心表皮之下，直接起大孢子母细的功能。
The ovule is bitegminous and tenuinucellate.The archesporial cell locates under the nucellus epidermis, which develops into fuctional megasporocyte.
孢原细珠心表皮之下，直接起大孢子母细的功能。
声
：以上例句、词性
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