Compositae Working Group (CWG) (2021). Global Compositae Database. Hieracium longissimum Peter. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1170125 on 2024-08-03
original description(1898). Nachr. Ges. Wiss. Gottingen page(s): 42 [details]
From other sources
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Peter in Nachr. Königl. Ges. Wiss. Göttingen, Math.-Phys. Kl. 1898. 1898 [Cichorieae Portal] Peter, in Nachr. Königl. Ges. Wiss. Göttingen, Math.-Phys. Kl. 1898. 1898. [Euro+Med] [details] LSID urn:lsid:compositae.org:names:568C2B7D-AA2F-4A21-9446-1E53413F2001 [details]