Compositae Working Group (CWG) (2021). Global Compositae Database. Helianthus petiolaris subsp. petiolaris Nutt.. Accessed at: https://compositae.org/aphia.php?p=taxdetails&id=1152391 on 2024-05-14
Present Inaccurate Introduced: alien Containing type locality
From other sources
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Helianthus petiolaris Nutt. ssp. petiolaris [Preliminary Checklist of North American Compositae] Helianthus petiolaris subsp. petiolaris [Tropicos] [details] LSID urn:lsid:compositae.org:names:0D3C0DE6-4D07-4CED-87DF-51F5FDF0FD7F [details]