Compositae Working Group (CWG) (2021). Global Compositae Database. Hieracium sordidum var. subfrigidum Griseb.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1238873 on 2025-03-28
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Hieracium sordidum Griseb. var. subfrigidum Griseb. [Flora del Conosur] [details] LSID urn:lsid:compositae.org:names:6A442631-2AE6-4A6F-9238-F790A54A5074 [details]