Compositae Working Group (CWG) (2021). Global Compositae Database. Hieracium polonicum Blocki. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1194288 on 2024-06-24
original description(1887). Oesterr. Bot. Z. 37 page(s): 303 [details]
From other sources
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Błocki in Österr. Bot. Z. 37. 1887 [Cichorieae Portal] Błocki in Österr. Bot. Z. 37. 1887. [Euro+Med] [details] LSID urn:lsid:compositae.org:names:057115BF-75CD-4CFA-816F-97D808F7467B [details]