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）还有具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）还有具胚珠裸子大孢子叶是同源。
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件
观点；若发现问题，欢迎向我们指正。
