Compositae Working Group (CWG) (2024). Global Compositae Database. Porophyllum ruderale subsp. macrocephalum (DC.) R.R.Johnson. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1150912 on 2025-04-01
Present Inaccurate Introduced: alien Containing type locality
Unreviewed
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record (DC.) R. R. Johnson [Bolivia Checklist] (DC.) R.R. Johnson [Biological Diversity of the Guiana Shield] (DC.) R.R. Johnson [CONABIO] (DC.) R.R. Johnson [Preliminary Checklist of North American Compositae] (DC.) R.R. Johnson [Tropicos] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Porophyllum ruderale (Jacq.) Cass. ssp. macrocephalum (DC.) R. R. Johnson [Bolivia Checklist] Porophyllum ruderale (Jacq.) Cass. ssp. macrocephalum (DC.) R.R. Johnson [Preliminary Checklist of North American Compositae] Porophyllum ruderale (Jacq.) Cass. subsp. macrocephalum (DC.) R.R.Johnson [IPNI] Porophyllum ruderale subsp. macrocephalum (DC.) R.R. Johnson [Biological Diversity of the Guiana Shield] Porophyllum ruderale subsp. macrocephalum (DC.) R.R. Johnson [CONABIO] Porophyllum ruderale subsp. macrocephalum (DC.) R.R. Johnson [Tropicos] [details] LSID urn:lsid:compositae.org:names:89EE62DE-CEF3-47E3-B586-3080DCDEBAA5 [details]