Crataegus monogyna Pojark. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Rosales family Rosaceae genus Crataegus species Crataegus monogyna Name Homonyms Crataegus monogyna Hayek Crataegus monogyna Ledeb. Crataegus monogyna Jacq.Fl.Austriac Crataegus monogyna Jacq.