Compositae Working Group (CWG) (2024). Global Compositae Database.
Cirsium strigosum (M.Bieb.) Fisch.. Accessed through: Marine Species Traits editorial board (2024) Marine Species Traits at: https://marinespecies.org/traits/aphia.php?p=taxdetails&id=1112166 on 2025-01-07
Marine Species Traits editorial board (2025). Marine Species Traits.
Cirsium strigosum (M.Bieb.) Fisch.. Accessed at: https://marinespecies.org/traits/aphia.php?p=taxdetails&id=1112166 on 2025-01-07