Their calyxtube is dark red and hairy and has a spherical protuberance, their blooming is also the sign for coming cherry blossom activities.
她的特点是花萼筒深红多毛，有球形隆起。春季它的绽放，也预示着我园樱花文化活动的开始。
2
The results showed that chlorogenic acid mainly distributed in the epidermis cells and the next layers cells of outer epidermis in calyxtube and corolla tube;