Compositae Working Group (CWG) (2021). Global Compositae Database. Hieracium horridum Fr.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1090660 on 2024-05-14
Present Inaccurate Introduced: alien Containing type locality
From other sources
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Uppsala Universitets Arsskrift 1862: [Tropicos] [details] LSID urn:lsid:compositae.org:names:71221DE5-C551-4C9A-9F03-3C3F0E8C107C [details]