Compositae Working Group (CWG) (2021). Global Compositae Database. Cirsium vaseyi var. hydrophilum (Greene) Petr.. Accessed at: https://compositae.org/aphia.php?p=taxdetails&id=1234031 on 2025-03-26
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record (Greene) Petrak [Preliminary Checklist of North American Compositae] Petr. [IPNI] [details] Contributed data: Basionym Data only shown for fields conflicting with the consensus taxon record Carduus hydrophilus [Govaerts World Compositae Checklist A-G] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Cirsium vaseyi (A. Gray) Jeps. var. hydrophilum (Greene) Petrak [Preliminary Checklist of North American Compositae] Cirsium vaseyi Jeps. var. hydrophilum Petr. [IPNI] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Beih. Bot. Centralbl. 35(2) [Govaerts World Compositae Checklist A-G] Beihefte zum Botanischen Centralblatt 35(2[2/3]): [Tropicos] [details] LSID urn:lsid:compositae.org:names:AEA76E65-89E7-4847-95F7-A54DE454EF7F [details]