Compositae Working Group (CWG) (2025). Global Compositae Database. Lactuca lanceolata var. platyphylla (Franch. & Sav.) Makino. Accessed at: https://www.compositae.org/gcd/aphia.php?p=taxdetails&id=1228012 on 2025-09-13
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record T. Makino in Bot. Mag. (Tokyo) 27. 1913 [Cichorieae Portal] [details] LSID urn:lsid:compositae.org:names:F2947F0C-CD19-493F-9267-3E4F8B4114E3 [details]