World Register of Marine Species (WoRMS)
Compositae Working Group (CWG) (2026). Global Compositae Database. Cirsium eatonii (A.Gray) B.L.Rob.. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1093546 on 2026-08-03
Gray, A. (1883). Contributions to North American Botany. I. Characters of new Compositae, with revisions of certain genera, and critical notes. Proc. Amer. Acad. Arts. 19: 1-96.