Compositae Working Group (CWG) (2021). Global Compositae Database. Helenium autumnale var. grandiflorum (Nutt.) Torr. & A.Gray. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1226356 on 2025-03-24
original description(1842). Fl. N. Amer. (Torr. & A. Gray) 2 page(s): 384 [details]
Present Inaccurate Introduced: alien Containing type locality
Unreviewed
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record (Nutt.) Torr. & A. Gray [Preliminary Checklist of North American Compositae] Torr. & A. Gray [Tropicos] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Helenium autumnale L. var. grandiflorum (Nutt.) Torr. & A. Gray [Preliminary Checklist of North American Compositae] Helenium autumnale L. var. grandiflorum (Nutt.) Torr. & A.Gray [IPNI] Helenium autumnale var. grandiflorum Torr. & A. Gray [Tropicos] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record A Flora of North America: containing . . . 2(2): [Tropicos] [details] LSID urn:lsid:compositae.org:names:5E8E02ED-A5F1-4D10-9E5A-2370BF0B8A94 [details] Taxonomic remark Replacement name for Helenium grandiflorum Nutt. [details] Taxonomy Apr 1842 [details]