Synonyms: Dianthera bicalyculata; Dianthera bifida; Dianthera malabarica (heterotypic); Dianthera paniculata (heterotypic); Dianthera rugosa (homotypic); Dicliptera bicalyculata; Justicia bicalyculata; Justicia ligulata (heterotypic); Justicia malabarica; Justicia ruderalis (homotypic); Peristrophe bicalyculata; Peristrophe dewevrei; Peristrophe doriae; Peristrophe kotschyana; Peristrophe paniculata (homotypic); Peristrophe pilosa; Peristrophe schimperiana (homotypic); Ruellia paniculata (heterotypic)