The germplasm investigation of Chamaenerion & Sorbus in Shergyla Mountain have been performed.Based on the investigation,the results show that:①there are 2 species Chamaenerion ornamental plants in Shergyla Mountain,which is C. angustifolium and C.conspersum,but C.latifolaum waits for further investigation clearly;②There are 8 species and 1 varieties of Sorbus in Shergyla Mountain,and they are all ornamentals,which are S.filipes、S.microphylla、S.monbeigii、S.oligodonta、S.prattii、S.rehderiana、S.rehderiana var....