Taxon Search
  Plantae
    Tracheophyta
           [Tracheobionta]
    Spermatophyta
      Magnoliophyta
             [Angiospermae]
         Monocots
                [Liliatae]
                [Liliopsida]
                [Monocotyledoneae]
                    Acorales
                            Acoraceae
                                    Acorus
                                            Acorus americanus
                                            Acorus calamus
                                              Acorus calamus var. americanus
                                              Acorus calamus var. calamus
                                                     [Acorus calamus var. verus]
                                                     [Acorus calamus var. vulgaris]
                                            Acorus gramineus
                                                   [Acorus gramineus var. pusillus]