The carpel is homologous with the megasporophylls of certain spore-bearing vascular plants (pteridophytes) and the ovuliferous scales of gymnosperms.
心皮和能产生孢子维管(羊齿类)有胚珠裸子大孢子叶是同源。
The carpel is homologous with the megasporophylls of certain spore-bearing vascular plants (pteridophytes) and the ovuliferous scales of gymnosperms.
心皮和能产生孢子维管(羊齿类)有胚珠裸子大孢子叶是同源。
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