The article focuses on six proposals on the grammar of epithets in botanical nomenclature of plant species. Topics discussed include changes in article 21.3 on the use of other grammatical cases in protologues is correctable to the nominative, epithet in the name of a subgenus or section is preferably a noun, and Authors, when proposing new epithets for names of subdivisions of genera, should avoid those in the form of a noun when other co-ordinate subdivisions of the same genus.