Carduus meonanthus subsp. spachianus (Durieu) Maire in Jahandiez & Maire, Cat. Pl. Maroc: 796. 1934
Carduus meonanthus subsp. spachianus in Jahandiez & Maire, Cat. Pl. Maroc: 796. 1934
is new combination for Carduus spachianus in Rev. Bot. Recueil Mens. 1: 361. 1845–1846
Carduus meonanthus subsp. spachianus in Jahandiez & Maire, Cat. Pl. Maroc: 796. 1934