Compositae Working Group (CWG) (2021). Global Compositae Database. Cirsium horridulum subsp. megacephalum Petr.. Accessed at: https://www.compositae.org/aphia.php?p=taxdetails&id=1216228 on 2024-11-12
original description(1917). Beih. Bot. Centralbl. 35, Ab. 2 page(s): 384 [details]
Unreviewed
Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Cirsium horridulum Michx. subsp. megacephalum Petr. [IPNI] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Beih. Bot. Centralbl. 34(2) [Govaerts World Compositae Checklist A-G] Beih. Bot. Centralbl. 35(2) [MesoAmericana] Beihefte zum Botanischen Centralblatt 35(2): [Tropicos] [details] LSID urn:lsid:compositae.org:names:7E48528B-053D-4310-B164-05C2077AA0C8 [details]