Synonyms: Anil tinctoria var. media; Anil tinctoria var. neglecta; Anil tinctoria var. orthocarpa; Indigofera anil var. orthocarpa; Indigofera bergii; Indigofera cinerascens (heterotypic); Indigofera diffusa; Indigofera emarginata (heterotypic); Indigofera houer; Indigofera indica (heterotypic); Indigofera microcarpa (heterotypic); Indigofera oligophylla (heterotypic); Indigofera ornithopodioides (heterotypic); Indigofera orthocarpa; Indigofera sumatrana; Indigofera tinctoria var. macrocarpa; Indigofera tinctoria var. microcarpa; Indigofera tinctoria var. torulosa; Indigofera tulearensis (heterotypic)