You selected Sorbus arbutifolia var. atropurpurea (Britton) C.K.Schneid. This is a synonym for:

Accepted scientific name:
Aronia x prunifolia (Marshall) Rehder (accepted name) 1 literature reference for Aronia x prunifolia (Marshall) Rehder
Synonyms: -
Common names: -
Classification:
Plantae
Phylum Magnoliophyta
Class Magnoliopsida
Order Rosales
Family Rosaceae
Genus Aronia
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:2a40b8fc-60a7-102d-be47-00304854f810:ac2010