Central Taxonomic Thesaurus

Taxon Search
Organism
  Plantae
      Polypodiophyta
             [Pteridophyta]
            Polypodiopsida
                   [Pteridopsida]
                    Salviniales
                            Azollaceae
                                     Azolla
                                             Azolla caroliniana
                                             Azolla cristata
                                                   [Azolla microphylla]
                                             Azolla filiculoides
                                             Azolla mexicana
                                             Azolla nilotica
                                             Azolla pinnata
                                               Azolla pinnata subsp. africana
                                                     [Azolla africana]
                                                     [Azolla guineensis]
                                                     [Azolla pinnata var. africana]
                                               Azolla pinnata subsp. asiatica
                                                     [Azolla imbricata]
                                             Azolla rubra