Compositae Working Group (CWG) (2021). Global Compositae Database. Hieracium subrigidum Almq. ex Stenstr.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1118115 on 2024-06-06
original description(1889). Varml. Archierac. page(s): 61 [details]
From other sources
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Värmländsk. Archierac. : 61 (1889) [Vascular Plants of Russia] [details] LSID urn:lsid:compositae.org:names:7A10CFC9-7032-4B58-9484-07260DFF5437 [details]