Synonyms: Funastrum flavum (heterotypic); Oxystelma gilliesii (homotypic); Oxystelma solanoides (homotypic); Oxystelma violacea; Pentagonium flavum (homotypic); Philibertia canescens; Philibertia flava (homotypic); Philibertia gilliesii var. albida (homotypic); Philibertia gilliesii var. gracilis; Philibertia gilliesii var. grandiflora; Philibertia gilliesii var. mirabilis; Philibertia gilliesii var. parvicoronata; Philibertia gilliesii var. pubescens; Philibertia gilliesii var. vestita; Philibertia gracilis; Philibertia grandiflora; Philibertia grandiflora f. albida; Philibertia hastata; Philibertia incana; Philibertia marsupiflora; Philibertia obtusiuscula; Philibertia quadriflora; Philibertia schreiteri; Philibertia solanoides (heterotypic); Philibertia variifolia; Philibertia violacea; Philibertia weberbaueri; Sarcostemma donianum; Sarcostemma gilliesii; Sarcostemma grandiflorum; Sarcostemma hastatum; Sarcostemma incanum; Sarcostemma marsupiflorum; Sarcostemma quadriflorum; Sarcostemma solanoides (homotypic); Sarcostemma variifolium; Zosima violacea