Compositae Working Group (CWG) (2021). Global Compositae Database. Helianthus instabilis E.Watson. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1181041 on 2025-03-28
original description(1929). Pap. Michigan Acad. Sci. 9 page(s): 423 [details]
Unreviewed
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record E. Watson [Tropicos] E.E. Watson [Preliminary Checklist of North American Compositae] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Helianthus instabilis E. Watson [Tropicos] Helianthus instabilis E.E. Watson [Preliminary Checklist of North American Compositae] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Papers of the Michigan Academy of Science, Arts and Letters 9: [Tropicos] [details] LSID urn:lsid:compositae.org:names:74EB8B25-B69C-4D5A-B915-5320EB4C51A9 [details]