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 Polygalanae Doweld (2001) Order Polygalales Dumort. (1829) see Order Fabales Bromhead (1838) 1 Family Polygalaceae Hoffmanns. & Link (1809), nom. cons. - milkwort family 2 Family Xanthophyllaceae Gagnep. ex Reveal & Hoogland (1990) see Tribe Xanthophylleae Baill. (1874)