You selected Aster laevigatus Lam. This is a synonym for:

Accepted scientific name:
Symphyotrichum novi-belgii (L.) G.L.Nesom (provisionally accepted name)
Synonyms:
Amellus divaricatus Gaterau (synonym)
Aster adulterinus Willd. (synonym)
Aster argutus Nees (synonym)
Aster brumalis Nees (synonym)
Aster caespitosus Hort. ex Lindl. (synonym)
Aster eminens Willd. (synonym)
Aster floribundus Willd. (synonym)
Aster laevigatus Lam. (synonym)
Aster longifolius Lam. (synonym)
Aster luxurians Spreng. (synonym)
Aster mutabilis Dryand. ex Aiton (synonym)
Aster onustus Nees (synonym)
Aster serotinus Willd. (synonym)
Aster spectabilis Willd. (synonym)
Aster tardiflorus L. (synonym)
Aster thyrsiflorus Hoffm. (synonym)
Crinitaria humilis Hook. (synonym)
Common names: -
Classification:
Plantae
Phylum Magnoliophyta
Class Magnoliopsida
Order Asterales
Family Asteraceae
Genus Symphyotrichum
Distribution: -
Additional data: Data Providers: CONABIO, Flora Malesiana, Govaerts World Compositae Checklist A-G, IPNI, MesoAmericana, Tropicos, Euro+Med, LCR Editor. GCC LSID: urn:lsid:compositae.org:names:81F40CCF-1E29-4D26-8B9A-3AFE9C361C40
Source database: GCC, 1 (Beta), Nov 2009
Latest taxonomic scrutiny: Flann C., 02-Nov-09
Online resource: -
CoL taxon LSID: urn:lsid:catalogueoflife.org:taxon:1ecb750c-60a7-102d-be47-00304854f810:ac2010