The results show that Cercidiphyllum japonicum is wind-pollinated plant,and its flowers have many characteristics for wind pollination: first flowering and then leaves open,small flowers,no perianth,no nectaries and taste,plentiful pollen.
结果表明,连香树是风媒植物,其花部特征有许多适合风媒传粉的特点:花先叶开放,花小、无花被、无蜜腺和气味、花粉量大。
Copyright © 2022-2024 汉字大全www.hanzidaquan.com All Rights Reserved 浙ICP备20019715号