19 kinds of mineral elements in 64 species are in a logarithmic normal distribution. The contents and composition of mineral elements depend upon the vegetation and life form, cotyledom number and phetosynthetle pathway. More P and Mg and higher ratio of micro/macro elements were found in plants of close canopy while more Al and Mn in plants of intermediate canopy. There was na Mo found in leaves of woody plants, Herbs accumulated more K, Ca, Si, Mg,P and Ti. The average content of mineral elements, especia...