Compositae Working Group (CWG) (2021). Global Compositae Database. Sonchus wallichianus DC.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1182498 on 2025-04-03
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record A.P. de Candolle, Prodr. 7. 1838 [Cichorieae Portal] Prodr. (DC.) 7(1): 185-186. 1838 [India] Prodromus Systematis Naturalis Regni Vegetabilis 7: [Tropicos] [details] LSID urn:lsid:compositae.org:names:969A1B66-9012-47C0-9B44-5A675E4DF2CC [details] Taxonomy late Apr 1838 [details]