Abstract: Forming of lakes in our country is varied.Surveyed methods on aquatic macrophyte vegetation in lakes are different,too.The paper summarized former studies and advanced:(1) discribing methods of aquatic vegetation in lake from the composition of species,synusia,quantitative feather of community;(2) sampling method of aquatic macrophyte vegetation in lake in the middle and lower reaches of Changjiang River,for example,choosing the plot and the survey time,et al.