1.Leaf blade leathery; pistillode conic to cylindric; drupes indehiscent, enclosed by persistent calyx lobes.

1.叶片形到近圆形，先端钝，短渐尖，或骤尖；瘦形或近球形，略带紫色点或瘤状。

2.In this paper,a new small-sized bit is introduced.The bit is mainly composed of a biassed polyconic cutter,a cylindric roller and two bit legs.

2.文章介绍了型小尺寸钻头，它主要由个偏置多锥形牙轮和个圆柱形滚轮及两个牙掌组成。