Abstract: The Chrysanthemum resources in Hainan province were investigated and studied with consulting literature material and field investigation.The results showed:1.the Chrysanthemum resources in Haikou were abundant,while species in other counties were in singularity,and had a concentrative distribution.2.the colour of the more Chrysanthemum species was yellow(46.81%), the number of others was less,and could be conserved as the rare and excellent variety. In conclusion, The Chrysanthemum has the great developing potential in Hainan province.