Synonyms: Aster ageratoides angustifolius; Aster ageratoides f. littoricola; Aster ageratoides f. vernalis; Aster ageratoides ovatus; Aster ageratoides var. adustus; Aster ageratoides var. angustifolius; Aster ageratoides var. littoricola; Aster ageratoides var. ovata; Aster ageratoides var. vernalis; Aster kaempferi; Aster mayasanensis; Aster microcephalus f. ovatus (homotypic); Aster microcephalus f. vernalis; Aster microcephalus var. ovatus; Aster ovalifolius f. littoricola; Aster ovalifolius f. vernalis; Aster see-burejensis; Aster trinervius angustifolius; Aster trinervius f. albidus; Aster trinervius f. albo-variegatus; Aster trinervius f. hortensis; Aster trinervius ovatus; Aster trinervius var. adusta; Aster trinervius var. congesta; Aster trinervius var. littoricola; Aster trinervius var. vernalis; Aster yakushimensis f. albidus; Aster yakushimensis var. yezoensis; Aster yakusimensis f. albidus; Aster yakusimensis f. albo-variegatus; Aster yakusimensis var. littoricola; Aster yakusimensis var. vernalis; Aster yakusimensis var. yezoensis; Kalimeris hispida var. subserratum