Euploca convolvulacea Nutt. in Trans. Amer. Philos. Soc., n. s., 5: 189. 1836 sec. Ulloa Ulloa & al. 2018
- =Heliotropium convolvulaceum (Nutt.) A. Gray in Mem. Amer. Acad. Arts 6: 403. 1857 syn. sec. ???
- =Euploca aurea Rose & Standl. in Contr. U.S. Natl. Herb. 16: 16. 1912 syn. sec. ???