Compositae Working Group (CWG) (2024). Global Compositae Database.
Scalesia helleri B.L.Rob.. Accessed through: Marine Species Traits editorial board (2024) Marine Species Traits at: https://www.marinespecies.org/traits./aphia.php?p=taxdetails&id=1094881 on 2025-04-03
Marine Species Traits editorial board (2025). Marine Species Traits.
Scalesia helleri B.L.Rob.. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1094881 on 2025-04-03