Melasma physalodes (D. Don) Melch. in Notizbl. Bot. Gart. Berlin-Dahlem 15: 122. 1940 sec. Morawetz 2011
- ≡Lophospermum physalodes D. Don in Trans. Linn. Soc. London 15: 353. 1827 syn. sec. The Plant List 2013
- =Lyncea hispida (Benth.) Schltdl. & Cham. in Linnaea 5: 109. 1830 syn. sec. ???
- =Melasma hispidum (Schltdl. & Cham.) Benth. in Compan. Bot. Mag. 1: 202. 1835 syn. sec. Morawetz 2011
- =Cacabus hondurensis Donn. Sm. in Bot. Gaz. 56(1): 60. 1913 syn. sec. ???
- =Eutheta hondurensis (Donn. Sm.) Standl. in Publ. Field Mus. Nat. Hist., Bot. Ser. 8(5): 325. 1931 syn. sec. ???