Compositae Working Group (CWG) (2025). Global Compositae Database. Cirsium trachylomum S.F.Blake. Accessed at: https://compositae.org/gcd/aphia.php?p=taxdetails&id=1098586 on 2025-09-13
original descriptionBlake, S.F. (1935). New Asteraceae from the United Staes, Mexico, and South America. <em>J. Wash. Acad. Sci.</em> 25: 311-325. page(s): 322 [details]
Present Inaccurate Introduced: alien Containing type locality
Unreviewed
Contributed data: Authors Data only shown for fields conflicting with the consensus taxon record S.F. Blake [CONABIO] S.F. Blake [Tropicos] [details] Contributed data: Full Name Data only shown for fields conflicting with the consensus taxon record Cirsium trachylomum S.F. Blake [CONABIO] Cirsium trachylomum S.F. Blake [Tropicos] [details] Contributed data: Published Data only shown for fields conflicting with the consensus taxon record Journal of the Washington Academy of Sciences 25(7): [Tropicos] [details] LSID urn:lsid:compositae.org:names:5E9DD113-2C7B-4C81-8646-7B1CE6268640 [details]