Compositae Working Group (CWG) (2021). Global Compositae Database. Carduus floccosus Rydb.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1202901 on 2025-03-28
original description(1905). Bull. Torrey Bot. Club 32 page(s): 133 [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] [details] LSID urn:lsid:compositae.org:names:14F68E25-7B4F-41B4-A062-C4AD4C0E57E1 [details]