More Genus entries
[ Rhizophyllum ] [ Rhizosperma ] [ Rhodalsine ]

Hierarchical position of the Genus Rhizosperma

Regnum  Plantae common name: The plant kingdom       Divisio  Polypodiophyta Cronquist syn. Filicinophyta pub. Takht. & Zimmerm., Taxon 15: 133. Apr 1966. common name: ferns       Subdivisio  Polypodiophytina Reveal pub. Phytologia 79: 70. 29 Apr 1996.       Classis  Polypodiopsida Cronquist pub. Takht. & Zimmerm., Taxon 15: 133. Apr 1966.       Subclassis  Salviniidae Cronquist, Takht. & Zimmerm. ex Reveal pub. 1996    Ordo  Salviniales Britt. pub. Man. Fl. N. U.S.: 19. Oct 1901.    Familia  Azollaceae Wettst. pub. Handb. Syst. Bot. 2: 77. Nov 1903.    Genus  Rhizosperma Meyen syn. Azolla Lam.

Individual specimen entries are published in the sample database supplied with The Compleat Botanica for species or varieties of this supra-generic taxon.

For a description of the methodology followed in establishing this hierarchy see the note Nomenclature used in The Compleat Botanica.