Compositae Working Group (CWG) (2021). Global Compositae Database. Sonchus acidus Schousb. ex Willd.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1171283 on 2025-04-03
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record Willd. [Euro+Med] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Sonchus acidus Willd. [Euro+Med] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record C.L. von Willdenow, Sp. Pl. 3. 1803 [Cichorieae Portal] Willd., Sp. Pl. 3. 1803. [Euro+Med] [details] LSID urn:lsid:compositae.org:names:4495E67A-D4A5-46FA-9C76-1F8CD0FF832C [details] Taxonomy Apr-Dec 1803 [details]