PhlogacanthusPhlogacanthus is a genus of flowering plants in the family Acanthaceae and tribe Andrographideae. Its distribution includes India through to Indo-China, southern China, Java, and Sulawesi.SpeciesPlants of the World Online currently recognises more than 40 species:Phlogacanthus abbreviatus BenoistPhlogacanthus albiflorus Bedd.Phlogacanthus annamensis BenoistPhlogacanthus brevis C.B.ClarkePhlogacanthus celebicus Backer ex Bremek.Phlogacanthus changlangensis Phlogacanthus colaniae BenoistPhlogacanthus cornutus BenoistPhlogacanthus curviflorus NeesPhlogacanthus cymosus KurzPhlogacanthus datii D.V.Hai, Y.F.Deng & R.K.ChoudharyPhlogacanthus elongatus T.AndersonPhlogacanthus fuscus LindauPhlogacanthus geoffrayi BenoistPhlogacanthus gomezii J.R.I.WoodPhlogacanthus gracilis P.Anderson ex BurkillPhlogacanthus grandis Bedd.Phlogacanthus guttatus NeesPhlogacanthus insignis KurzPhlogacanthus jenkinsii C.B.ClarkePhlogacanthus kjellbergii Bremek.Phlogacanthus lambertii RaizadaPhlogacanthus magnus Y.F.DengPhlogacanthus murtonii CraibPhlogacanthus paniculatus J.B.ImlayPhlogacanthus parviflorus T.AndersonPhlogacanthus pauciflorus J.B.ImlayPhlogacanthus pedunculatus J.B.ImlayPhlogacanthus pochinii RaizadaPhlogacanthus poilanei BenoistPhlogacanthus prostratus J.B.ImlayPhlogacanthus pubinervius T.AndersonPhlogacanthus publiflorus LindauPhlogacanthus pulcherrimus T.AndersonPhlogacanthus pyramidalis BenoistPhlogacanthus racemosus Bremek.Phlogacanthus rectiflorus J.B.ImlayPhlogacanthus thyrsiformis Mabb.Phlogacanthus tubiflorus NeesPhlogacanthus turgidus LindauPhlogacanthus vitellinus T.AndersonPhlogacanthus yangtsekiangensis C.Xia & Y.F.Deng