Synonyms: Hemigraphis ebracteata; Hemigraphis ebracteolata; Hemigraphis latebrosa; Hemigraphis latebrosa var. beddomei; Hemigraphis latebrosa var. ebracteata; Hemigraphis latebrosa var. heyneana; Hemigraphis latebrosa var. incana; Hemigraphis latebrosa var. rupestris; Hemigraphis pavala (homotypic); Hygrophila pavala; Lepidagathis pavala (homotypic); Ruellia diffusa (heterotypic); Ruellia ebracteata; Ruellia ebracteolata; Ruellia erecta (homotypic); Ruellia fasciculata (homotypic); Ruellia latebrosa (homotypic); Ruellia obscura (homotypic); Ruellia parviflora (homotypic); Ruellia pavala (homotypic); Ruellia satpoorensis