From other sources
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record
(Pursh) Torr. & A. Gray [Preliminary Checklist of North American Compositae]
(Pursh) Torr. & A. Gray [Tropicos]
Torr. & A.Gray [IPNI] [details]
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record
Helianthus radula [Govaerts World Compositae Checklist A-G]
Helianthus radula (Pursh) Torr. & A. Gray [Preliminary Checklist of North American Compositae]
Helianthus radula (Pursh) Torr. & A. Gray [Tropicos]
Helianthus radula Torr. & A.Gray [IPNI] [details]
Contributed data: Notes Data only shown for fields conflicting with the consensus taxon record
as "Radula" [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:2127892E-A11A-4CC7-9FAF-FDD7C8D74949 [details]
Taxonomy Apr 1842 [details]
From editor or global species database