Compositae Working Group (CWG) (2021). Global Compositae Database. Cirsium parryi subsp. viridiflorum Petr.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1160623 on 2024-05-19
original description(1917). Beih. Bot. Centralbl. 35, Ab. 2 page(s): 35, 323 [details]
From other sources
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Cirsium parryi Petr. subsp. viridiflorum Petr. [IPNI] [details] LSID urn:lsid:compositae.org:names:3ECB5855-C2FA-4936-A1FE-AA7B57323A10 [details]