Erysimum boryanum var. parnassi (Boiss. & Heldr.) Boiss., Fl. Orient. 1: 205. 1867.
Cheiranthus parnassi Boiss. & Heldr. in Boiss., Diagn. Pl. Orient. ser. 2, 1: 18. 1854.
Erysimum parnassi (Boiss. & Heldr.) Hausskn. in Mitth. Thuring. Bot. Vereins 3–4: 109. 1893.
Type: “In regione alpinâ montis Parnassi rarus (Heldr. 1852. Nº 2651)”.
Holotypus: GREECE: “In monte Parnasso”, 11.VIII.1852, Heldreich 2651 (G-BOIS [G00332151]; iso-: BP, E [E009438493], FI [FI 010136], GOET, W [W0064531, W19670010510]) .
Note. – Although POLATSCHEK (1986: 243) designated the above G-BOIS sheet as the lectotype, there was no need for such lectotypification because Boissier based the species description solely on the unicate in his herbarium.