Pyrus bucharica Litv. ex C.K.Schneid. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Rosales family Rosaceae genus Pyrus species Pyrus korshinskyi Name Homonyms Pyrus bucharica Litv. Pyrus bucharica Litv. ex C.K.Schneid.