Mespilus rivularis Nutt. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Rosales family Rosaceae genus Crataegus species Crataegus rivularis Name Homonyms Mespilus rivularis (Nutt.) K.Koch Mespilus rivularis Nutt. ex Wenz. Mespilus rivularis Nutt.