Crataegus tomentosa DuRoi Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Rosales family Rosaceae genus Crataegus species Crataegus calpodendron Name Homonyms Crataegus tomentosa Michx. Crataegus tomentosa G.B.Emers. Crataegus tomentosa Du Roi Crataegus tomentosa L. Crataegus tomentosa C.K.Schneid. Crataegus tomentosa C.A.Mey. Crataegus tomentosa Eggl. Crataegus tomentosa DuRoi