Scorzonera trachysperma Guss., Pl. Rar.: 319. 1826 (Jun.-Dec.)
Scorzonera trachysperma, Pl. Rar.: 319. 1826 (Jun.-Dec.)
is replaced synonym for Scorzonera neapolitana in Nuovo Giorn. Bot. Ital., ser. 2, 27: 239. 1920
non Scorzonera trachysperma, Syst. Veg. 3: 666. 1826 (Jan.-Mar.)
Scorzonera trachysperma, Pl. Rar.: 319. 1826 (Jun.-Dec.)