Compositae Working Group (CWG) (2021). Global Compositae Database. Lactuca integrifolia Nutt.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1181927 on 2024-05-01
original description(1818). Gen. N. Amer. Pl. [Nuttall]. 2 page(s): 124 [details]
From other sources
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record T. Nuttall, Gen. N. Amer. Fl. 2. 1818 [Cichorieae Portal] [details] LSID urn:lsid:compositae.org:names:3D823DE9-E052-47D5-A4A1-578FE98803FE [details] Taxonomic remark Replacement name for Sonchus pulchellus Pursh [details] Taxonomy 14 Jul 1818 [details] Type material [USA] "On the banks of the Missouri" [details]