[Objective] The aim was to study species distribution of endophytic fungi in Picea mongolica.[Method]Endophytic fungi of Picea mongolica were separated,cultivated and identified by traditionally isolated culture.[Result]A total of 146 strains endophytic fungi was isolated from different parts of Picea mongolica,21 strains were not forming spores,125 strains belonged to 21 genera,through observation and identification by microscope,Alternaria was the dominant genera,separated 34.93%.[Conclusion] The quantity...