Ruellia L., Sp. Pl.: 634. 1753 sec. Olmstead 2016
- =Aphragmia Nees, Intr. Nat. Syst. Bot.: 444. 1836 syn. sec. Stevens 2001
- =Gymnacanthus Nees, Intr. Nat. Syst. Bot.: 444. 1836 syn. sec. Stevens 2001
- =Cryphiacanthus Nees, Index Sem. Horti Vratisl. 1841 syn. sec. ???
- =Sclerocalyx Nees, Bot. Voy. Sulph.: 145. 1846 ["1844"] syn. sec. Stevens 2001
- =Arrhostoxylum Nees, Fl. Bras. 9: 57. 1847 syn. sec. Stevens 2001