Amelanchier arborea subsp. laevis (Wiegand) S.M.Mc Kay Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Rosales family Rosaceae genus Amelanchier species Amelanchier laevis Name Homonyms Amelanchier arborea subsp. laevis (Wiegand) S.M.Mc Kay ex P.Landry Amelanchier arborea var. laevis (Wiegand) H.E.Ahles Amelanchier arborea subsp. laevis (Wiegand) McKay-Kuja, 1975 Amelanchier arborea subsp. laevis (Wiegand) S.M.Mc Kay