Crataegus crus-galli Bigelow Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Rosales family Rosaceae genus Crataegus species Crataegus crus-galli Name Homonyms Crataegus crus-galli L. Crataegus crus-galli Mill. Crataegus crus-galli Rigel., 1824 Crataegus crus-galli Bigelow Crataegus crus-galli Du Roi Crataegus crus-galli DuRoi