Acropetal Describing a process(such as growth or development) that progresses from the base or boint of attachment, so that the oldest parts are at the base and the youngest are at the tip.
Acropetal Describing a process(such as growth or development) that progresses from the base or boint of attachment, so that the oldest parts are at the base and the youngest are at the tip.
向顶：描述植物器官生长或者发育的一个过程，这个过程是自下而上的，因此较年老的部分在底端，而幼小的部分在顶端。