Crataegus altaica Ledeb. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Rosales family Rosaceae genus Crataegus species Crataegus sanguinea Name Homonyms Crataegus altaica (Loudon) Lange Crataegus altaica Ledeb. Crataegus altaica Ledeb. ex Loudon Crataegus altaica Lodd.