Compositae Working Group (CWG) (2021). Global Compositae Database. Porophyllum ruderale subsp. ruderale (Jacq.) Cass.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1155619 on 2024-05-19
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 Porophyllum ruderale (Jacq.) Cass. ssp. ruderale [Preliminary Checklist of North American Compositae] Porophyllum ruderale subsp. ruderale [Flora Malesiana] Porophyllum ruderale subsp. ruderale [Tropicos] [details] LSID urn:lsid:compositae.org:names:0822810A-AC47-4090-BD6D-EFDD10343CF7 [details]