saw palmetto

saw-palmetto的词性：
n.（名词）

1. A small, creeping palm (Serenoa repens) of the southeast United States, having palmately divided leaves with one-ribbed segments and black, one-seeded fruit.
锯榈：一种产于美国东南部的一种小型蔓生棕榈（塞润榈 塞润榈属） ，生有掌裂状树叶，有单叶脉片段，结黑色单籽果实