Ludxvigia prostrate, Cnidium monnieri, Veronica didyma and Artemisia lavandulaefolia showed high accumulation abilities of Zn.

• 丁香蓼、蛇床(Cnidium monnieri)和婆婆纳(Veronica didyma)叶以及野艾蒿(Artemisialavandulaefolia)的茎和叶对Zn有较强的富集能力；富集系数分别是2.；28、2