angiosperms - flowering plants see Subclass Magnoliidae Novák ex Takht. (1967)
   eudicots see Clade Eudicotyledoneae Donoghue, Doyle & Cantino 2007 [Donoghue, Doyle & Cantino 2020]
     core eudicots see Clade Gunneridae Soltis, Soltis & Judd 2007 [Soltis, Soltis & Judd 2020]
       rosids see Clade Rosidae Takhtajan 1967 [Judd, Cantino, Soltis & Soltis 2020]
         eurosids I see [unranked] fabids
           Order Oxalidales Bercht. & J.Presl (1820)
             1 Family Cephalotaceae Dumort. (1829), nom. cons. - Australian pitcher-plant family
             2 Family Connaraceae R.Br. (1818), nom. cons. - Connarus family
             3 Family Cunoniaceae R.Br. (1814), nom. cons. - Cunonia family
             4 Family Elaeocarpaceae Juss. (1816), nom. cons. - Elaeocarpus family
             5 Family Oxalidaceae R.Br. (1818), nom. cons. - wood-sorrel family
             6 Family Tremandraceae R.Br. ex DC. (1824), nom. cons. - Tremandra family see Tribe Tremandreae (R.Br. ex DC., 1824) Rchb. (1832)