Compositae Working Group (CWG) (2025). Global Compositae Database. Sonchus pensylvanicus (Spreng.) Spreng. ex Steud.. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1092363 on 2025-04-03
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record (Spreng.) Steud. [Cichorieae Portal] Spreng. ex Steud. [IPNI] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Sonchus pensylvanicus (Spreng.) Steud. [Cichorieae Portal] Sonchus pensylvanicus Spreng. ex Steud. [IPNI] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record E.G. von Steudel, Nomencl. Bot., ed. 2 2. 1841 [Cichorieae Portal] [details] LSID urn:lsid:compositae.org:names:119AA3DE-6264-4A0B-BE36-4A231B576C64 [details]