Compositae Working Group (CWG) (2021). Global Compositae Database. Hieracium psammogenes var. obscurisquamum Zahn. Accessed at: https://compositae.org/aphia.php?p=taxdetails&id=1162222 on 2024-05-29
original description(1906). Neue Denkschr. Allg. Schweiz. Ges. Gesammten Naturwiss. 40 page(s): 440 [details]
From other sources
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Hieracium psammogenes (Zahn) Zahn var. obscurisquamum Zahn [IPNI] [details] LSID urn:lsid:compositae.org:names:6AEB157F-8627-4912-BAD6-42CA439754F9 [details]