Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record (Victorin & Rouss.) J.K. Morton [Preliminary Checklist of North American Compositae] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Erigeron philadelphicus L. ssp. provancheri (Victorin & Rouss.) J.K. Morton [Preliminary Checklist of North American Compositae] Erigeron philadelphicus L. subsp. provancheri (Vict. & J.Rousseau) J.K.Morton [IPNI] [details] LSID urn:lsid:compositae.org:names:7F28D1BB-1C8C-4827-B365-1C6E590742D8 [details]