Compositae Working Group (CWG) (2021). Global Compositae Database. Hieracium flaccidum Fr.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1145475 on 2024-09-20
original description(1856). Öfvers. Kongl. Vetensk.-Akad. Förh. page(s): 145 [details]
From other sources
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Overs. Kongel. Danske Vidensk. Selsk. Forh. Medlemmers Arbeider 1856 [IPNI] [details] LSID urn:lsid:compositae.org:names:0383CB9F-2904-49B2-8CEF-E5AF3398DD67 [details] Type material 18 Oct 1854, G.A.[G.] Lindberg, null S [details]