You selected Campanula attenuata Ledeb. ex Spreng. This is a synonym for:

Accepted scientific name:
Campanula persicifolia subsp, persicifolia (accepted name)
Synonyms:
Campanula attenuata Ledeb. ex Spreng. (synonym) 1 literature reference for Campanula attenuata Ledeb. ex Spreng.
Campanula crystallocalyx Adamovic (synonym) 1 literature reference for Campanula crystallocalyx Adamovic
Campanula dasycarpa Kit. (synonym) 1 literature reference for Campanula dasycarpa Kit.
Campanula hispida Lej. (synonym) 1 literature reference for Campanula hispida Lej.
Campanula humilis Schur, nom. illeg. (synonym) 1 literature reference for Campanula humilis Schur, nom. illeg.
Campanula lanceolata J.Presl & C.Presl, nom. illeg. (synonym) 1 literature reference for Campanula lanceolata J.Presl & C.Presl, nom. illeg.
Campanula linifolia L. (synonym) 1 literature reference for Campanula linifolia L.
Campanula magellensis Ten. (synonym) 1 literature reference for Campanula magellensis Ten.
Campanula persicifolia forma alba Voss (synonym) 1 literature reference for Campanula persicifolia forma alba Voss
Campanula persicifolia var. alpina Schur (synonym) 1 literature reference for Campanula persicifolia var. alpina Schur
Campanula persicifolia var. angustifolia A.DC. (synonym) 1 literature reference for Campanula persicifolia var. angustifolia A.DC.
Campanula persicifolia forma coronata Voss (synonym) 1 literature reference for Campanula persicifolia forma coronata Voss
Campanula persicifolia var. crystallocalyx (Adamovic) Hayek (synonym) 1 literature reference for Campanula persicifolia var. crystallocalyx (Adamovic) Hayek
Campanula persicifolia var. dasycarpa (Kit.) A.DC. (synonym) 1 literature reference for Campanula persicifolia var. dasycarpa (Kit.) A.DC.
Campanula persicifolia var. eriocarpa Schur (synonym) 1 literature reference for Campanula persicifolia var. eriocarpa Schur
Campanula persicifolia var. eriocarpa Syr. (synonym) 1 literature reference for Campanula persicifolia var. eriocarpa Syr.
Campanula persicifolia var. glaberrima Schur (synonym) 1 literature reference for Campanula persicifolia var. glaberrima Schur
Campanula persicifolia var. grandiflora Schur (synonym) 1 literature reference for Campanula persicifolia var. grandiflora Schur
Campanula persicifolia var. hispida (Lej.) A.DC. (synonym) 1 literature reference for Campanula persicifolia var. hispida (Lej.) A.DC.
Campanula persicifolia subvar. hispida (Lej.) Rouy (synonym) 1 literature reference for Campanula persicifolia subvar. hispida (Lej.) Rouy
Campanula persicifolia var. hispidior Trautv. (synonym) 1 literature reference for Campanula persicifolia var. hispidior Trautv.
Campanula persicifolia var. humillima Schur (synonym) 1 literature reference for Campanula persicifolia var. humillima Schur
Campanula persicifolia forma kirschlegeri Soó (synonym) 1 literature reference for Campanula persicifolia forma kirschlegeri Soó
Campanula persicifolia var. laevicaulis Korsh. (synonym) 1 literature reference for Campanula persicifolia var. laevicaulis Korsh.
Campanula persicifolia var. lanceolata Steud. (synonym) 1 literature reference for Campanula persicifolia var. lanceolata Steud.
Campanula persicifolia var. lasiocarpa Korsh. (synonym) 1 literature reference for Campanula persicifolia var. lasiocarpa Korsh.
Campanula persicifolia var. macrantha A.DC. (synonym) 1 literature reference for Campanula persicifolia var. macrantha A.DC.
Campanula persicifolia var. maxima Sims (synonym) 1 literature reference for Campanula persicifolia var. maxima Sims
Campanula persicifolia var. monstrosa Schur (synonym) 1 literature reference for Campanula persicifolia var. monstrosa Schur
Campanula persicifolia var. parviflora Freyn, nom. illeg. (synonym) 1 literature reference for Campanula persicifolia var. parviflora Freyn, nom. illeg.
Campanula persicifolia var. parviflora Kirschl., nom. illeg. (synonym) 1 literature reference for Campanula persicifolia var. parviflora Kirschl., nom. illeg.
Campanula persicifolia var. parviflora Peterm. (synonym) 1 literature reference for Campanula persicifolia var. parviflora Peterm.
Campanula persicifolia subvar. pumila (F.W.Schmidt) Nyman (synonym) 1 literature reference for Campanula persicifolia subvar. pumila (F.W.Schmidt) Nyman
Campanula persicifolia var. pumila (F.W.Schmidt) Schult. (synonym) 1 literature reference for Campanula persicifolia var. pumila (F.W.Schmidt) Schult.
Campanula persicifolia var. pumila Ten., nom. illeg. (synonym) 1 literature reference for Campanula persicifolia var. pumila Ten., nom. illeg.
Campanula persicifolia var. reflexa Dalla Torre & Sarnth. (synonym) 1 literature reference for Campanula persicifolia var. reflexa Dalla Torre & Sarnth.
Campanula persicifolia var. suskalovicii Adamovic (synonym) 1 literature reference for Campanula persicifolia var. suskalovicii Adamovic
Campanula persicifolia var. uniflora Noulet (synonym) 1 literature reference for Campanula persicifolia var. uniflora Noulet
Campanula pumila F.W.Schmidt (synonym) 1 literature reference for Campanula pumila F.W.Schmidt
Campanula rhodii Loisel. (synonym) 1 literature reference for Campanula rhodii Loisel.
Campanula speciosa Gilib. (synonym) 1 literature reference for Campanula speciosa Gilib.
Campanula vesula All. (synonym) 1 literature reference for Campanula vesula All.
Common names: -
Classification:
Plantae
Phylum Magnoliophyta
Class Magnoliopsida
Order Campanulales
Family Campanulaceae
Genus Campanula
Species Campanula persicifolia
Distribution: Europe to W. Siberia, Turkey to N. Caucasus
Additional data: -
Source database: World Checklist of Selected Plant Families, 27 Nov 2009
Latest taxonomic scrutiny: Govaerts R., 05-Jun-2009
Online resource: http://apps.kew.org/wcsp/namedetail.do?accepted_id=375993&repSynonym_id=-9998&name_id=375993&status=true
CoL taxon LSID: urn:lsid:catalogueoflife.org:taxon:275f216e-60a7-102d-be47-00304854f810:ac2010