Sorbus americana var. groenlandica (Sarg.) Sarg. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Rosales family Rosaceae genus Sorbus species Sorbus decora Name Homonyms Sorbus americana var. groenlandica C.K.Schneid. Sorbus americana var. groenlandica (Sarg.) Sarg.