Compositae Working Group (CWG) (2021). Global Compositae Database. Carlina semiamplexicaulis var. longifolia Formánek. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1236171 on 2024-05-19
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Verh. Naturf. Vereins Brünn 31 [Govaerts World Compositae Checklist A-G] [details] LSID urn:lsid:compositae.org:names:60249615-6F9D-4403-BE85-C94F088AA239 [details]