Compositae Working Group (CWG) (2021). Global Compositae Database. Sonchus asper f. lignosus A.T.Szabó. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1243435 on 2025-03-29
original descriptionInd. Sem. Not. Bot. Cluj. 1970 page(s): 68 [details]
Unreviewed
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Sonchus asper Garsault f. lignosus A.T.Szabó [IPNI] [details] LSID urn:lsid:compositae.org:names:38316489-605E-4642-B3E0-FFB4ED438125 [details]