Compositae Working Group (CWG) (2021). Global Compositae Database. Hieracium hybridiforme Zahn. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1202163 on 2024-08-01
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Zahn - in Schinz & Keller, Fl. Schweiz ed. 2, 2. 1905 [Cichorieae Portal] Zahn in Schinz & Keller, Fl. Schweiz ed. 2, 2. 1905. [Euro+Med] [details] LSID urn:lsid:compositae.org:names:6F2BC261-FFC7-455C-A93D-C09DDF15F371 [details]