Dictyanthus asper (Mill.) W.D. Stevens in Novon 9(4): 564. 1999 sec. Juárez-Jaimes & al. 2007
- =Gonolobus littoralis Decne., Prodr. 8: 596. 1844 syn. sec. The Plant List 2013
- =Pachystelma cordatum Brandegee in Univ. Calif. Publ. Bot. 7: 330. 1920 syn. sec. ???
- =Vincetoxicum littorale (Decne.) Standl. in Contr. U.S. Natl. Herb. 23(4): 1188. 1924 syn. sec. The Plant List 2013
- =Matelea aspera (Mill.) W.D. Stevens in Phytologia 32(5): 396. 1975 syn. sec. ???