Ruellia lactea Cav. Ruellia lactea Cav., Icon. 3: 28. 1795 sec. Daniel & Acosta 2003=Cryphiacanthus lacteus (Cav.) Nees, Prodr. 11: 198. 1847 syn. sec. ???=Cryphiacanthus lacteus var. acaulis Nees, Prodr. (DC.) 11: 198. 1847 syn. sec. ???