You selected Sorbus micrantha hort. angl. ex Dum.Cours. This is a synonym for:

Accepted scientific name:
Sorbus americana Marshall (accepted name) 1 literature reference for Sorbus americana Marshall
Synonyms: -
Infraspecific taxon: Sorbus americana var. decora (Sarg.) Sarg.
Sorbus americana var. groenlandica C.K.Schneid.
Sorbus americana subsp. japonica (Maxim.) Kitam.
Sorbus americana var. japonica
Sorbus americana var. macrocarpa Zabel
Sorbus americana var. micrantha (hort. angl. ex Dum.Cours.) K.Koch
Sorbus americana var. microcarpa (Pursh) Wenz.
Sorbus americana var. rufoferruginea (Shirai ex C.K.Schneid.) Kitam.
Sorbus americana var. sitchensis (M.Roem.) Sudw.
Common names: -
Classification:
Plantae
Phylum Magnoliophyta
Class Magnoliopsida
Order Rosales
Family Rosaceae
Genus Sorbus
Distribution: -
Additional data: -
Source database: IOPI-GPC, 10.0, Aug 2007
Latest taxonomic scrutiny: R. Pankhurst, 2009
Online resource: -
CoL taxon LSID: urn:lsid:catalogueoflife.org:taxon:2bde49d6-60a7-102d-be47-00304854f810:ac2010