Abstract: The investigation of airborne pollen grains belongs to the applied aeropalynology, which is getting more and more attention in clinical medical subject. It has practical significance for prevention and dianoses, ouring allergic disease of respiratory tract.Here emphatically reports general regularity of airborne pollen grains in Wuhan from April 1, 1985 to March 31, 1986. And it also analyses relation between the content of airborne pollen grains and climate.According to its appearence period and the quantity, airborne pollen grains in Wuhan may be divided into three groups. These groups are helpful to identify which may cause to disease of respiratory tract.