Compositae Working Group (CWG) (2021). Global Compositae Database. Helenium nudiflorum var. purpureum A.Gray. Accessed at: https://compositae.org/aphia.php?p=taxdetails&id=1244932 on 2025-03-26
original description(1874). Proc. Amer. Acad. Arts 9 page(s): 203 [details]
Unreviewed
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Helenium nudiflorum Nutt. var. purpureum A.Gray [IPNI] [details] LSID urn:lsid:compositae.org:names:4E4BD6D7-AFFA-406F-856D-DE028CA8C5C9 [details]