Domain Eucaryota Subdomain Chlorota Doweld (2001) Kingdom Chlorobiota C.Jeffrey ex Doweld (2001) - plants see Subkingdom Viridiplantae Caval.-Sm. (1981) Subkingdom Pteridobiotina Britton & A. Br. (1896) Superphylum Cycadophytanae Doweld (2001) Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct. Subphylum Magnoliophytina Reveal (1996) Class Magnoliopsida Brongn. (1843) Subclass Rosidae Takht. (1967) see Superorder Rosanae Takht. (1967) Superorder Casuarinanae Takht. ex Reveal & Doweld (1999) see Order Fagales Engl. (1892) Order Casuarinales Bercht. & J.Presl (1820) [monotypic] see Order Fagales Engl. (1892) Family Casuarinaceae R.Br. (1814), nom. cons. - she-oak family