Compositae Working Group (CWG) (2021). Global Compositae Database. Hieracium tephrosoma subsp. trivialiforme Zahn. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1215302 on 2024-09-11
original description(1921). Pflanzenr. (Engler) IV. 280 (Heft 77) page(s): 697 [details]
From other sources
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Hieracium tephrosoma (Nägeli & Peter) Zahn subsp. trivialiforme Zahn [IPNI] [details] LSID urn:lsid:compositae.org:names:2405F6EE-15C2-49C0-A36C-239DD930AF37 [details] Taxonomy 18 Oct 1921 [details]