Compositae Working Group (CWG) (2021). Global Compositae Database. Crepis petiolata Rydb.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1207503 on 2025-04-03
original description(1905). Bull. Torrey Bot. Club 32 page(s): 134 [details]
Unreviewed
Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Bull. Torrey Bot. Club [IPNI] Bulletin of the Torrey Botanical Club 32(3): [Tropicos] Rydb. in Bull. Torrey Bot. Club 32. 1905 [Cichorieae Portal] [details] LSID urn:lsid:compositae.org:names:899B7D39-EA87-452F-AA0E-DD491AA01341 [details] Type material [USA] "Colorado: Along Bear River, five miles east of Hayden", 1899, Osterhout 21 [details]