Hybanthus verbenaceus (Kunth) Loes. in Bull. Herb. Boissier, ser. 2, 3(2): 215. 1903 sec. Martínez-Salas 2011
- ≡Ionidium verbenaceum Kunth, Nov. Gen. Sp. (quarto ed.) 5: 379, t. 497. 1821 syn. sec. Ballard Jr. 1994
- =Calceolaria rosei Dowell in Bull. Torr. Bot. Club 33: 555. 1906 syn. sec. Ballard Jr. 1994
- =Hybanthus humilis (Dowell) Standl. in J. Wash. Acad. Sci. 17(7): 169. 1927 syn. sec. The Plant List 2013