Abstract:With the study of gall's number,location,and fresh weight of four-kind compound leaf in potanin sumac, Among all kinds of the compound leaf, the yield of gallwhen the gall's number on each piece of compdund leaf is 1 was very significantly higherthan when the number is 2, 3, 4;on codition that gall's number is 1,the yield when twocompound leaf type possessing leaflet's number 13, 11 respectively was discussed wasvery significantly higher than other two type possessing 9, 7 leaflet's numben; the difference between when gall located on the left leatlet of the compound leaf and when located on the right leaf pet was insignificant.