Taxon Search
Organism
  Plantae
    Viridiplantae
     Streptophyta
     Embryophyta
      Tracheophyta
        Spermatophytina
            Magnoliopsida
                  Rosanae
                    Sapindales
                           [Acerales]
                           [Aesculales]
                           [Amyridales]
                           [Aurantiales]
                           [Biebersteiniales]
                           [Burserales]
                           [Cedrelales]
                           [Citrales]
                           [Cneorales]
                           [Diosmales]
                           [Hippocastanales]
                           [Julianiales]
                           [Leitneriales]
                           [Meliales]
                           [Nitrariales]
                           [Pteleales]
                           [Rutales]
                           [Simaroubales]
                           [Spondiadales]
                           [Zanthoxylales]
                            Simaroubaceae
                                   [Ailanthaceae]
                                   [Castelaceae]
                                   [Holacanthaceae]
                                   [Leitneriaceae]
                                   [Quassiaceae]
                                   [Simabaceae]
                                   [Soulameaceae]
                                    Aeschrion
                                    Ailanthus
                                            Ailanthus altissima
                                                   [Ailanthus glandulosa]
                                    Castela
                                            Castela emoryi
                                                   [Holacantha emoryi]
                                            Castela erecta
                                                   [Castela erecta ssp. erecta]
                                                   [Castelaria nicholsonii]
                                            Castela texana
                                                   [Castela erecta ssp. texana]
                                                   [Castela tortuosa]
                                    Castelaria
                                    Holacantha
                                            Holacantha stewartii
                                                   [Castela stewartii]
                                                   [Holacantha stewratii]
                                    Leitneria
                                            Leitneria floridana
                                    Picrasma
                                            Picrasma excelsa
                                                   [Aeschrion antillana]
                                                   [Aeschrion excelsa]
                                                   [Picramnia antillana]
                                                   [Picramnia excelsa]
                                                   [Picrasma antillana]
                                                   [Quassia excelsa]
                                            Picrasma quassioides
                                    Quassia
                                            Quassia amara
                                    Samadera
                                            Samadera indica
                                    Simarouba
                                            Simarouba amara
                                            Simarouba glauca
                                              Simarouba glauca var. latifolia
                                            Simarouba tulae