World Register of Marine Species (WoRMS)
Calcitrapa idaea (Boiss. & Heldr.) Soják
Compositae Working Group (CWG) (2026). Global Compositae Database. Calcitrapa idaea (Boiss. & Heldr.) Soják. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1185011 on 2026-08-30