Compositae Working Group (CWG) (2021). Global Compositae Database. Lactuca sylvatica A.Nelson. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1165635 on 2025-03-30
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record A. Nelson [Cichorieae Portal] A. Nelson [Tropicos] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Lactuca sylvatica A. Nelson [Cichorieae Portal] Lactuca sylvatica A. Nelson [Tropicos] [details] LSID urn:lsid:compositae.org:names:C0ADEFC2-04D7-45A1-B87B-0110DBA950A8 [details] Type material [USA, Wyoming] "at Elk Mountain on Medicine Bow River in the copses on the bank", Aug 1897, A. Nelson 4257 [details]