Compositae Working Group (CWG) (2021). Global Compositae Database. Lactuca dregeana DC.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1198592 on 2024-05-01
Contributed data: Notes Data only shown for fields conflicting with the consensus taxon record ori:FSA [African Plant Database] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record A.P. de Candolle, Prod. 7. 1838 [Cichorieae Portal] Prod. vii. 137. [African Plant Database] Prodromus Florae Novae Hollandiae 7: [Tropicos] [details] LSID urn:lsid:compositae.org:names:8B5B4935-E330-4E84-824C-B1B80A384284 [details] Taxonomy late Apr 1838 [details]