Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
   Class Magnoliopsida Brongn. (1843)
     Subclass Caryophyllidae Takht. (1967) see Order Caryophyllales Juss. ex Bercht. & J.Presl (1820)
       Superorder Caryophyllanae Takht. (1967)
         Order Caryophyllales Juss. ex Bercht. & J.Presl (1820)
           Suborder Portulacineae Engl. (1898) see Order Caryophyllales Juss. ex Bercht. & J.Presl (1820)
             Family Portulacaceae Juss. (1789), nom. cons. - purslane family
               01 Genus Portulacaria Jacq. (1787)
               02 Genus Ceraria Pearson & Stephens (1912)
               03 Genus Calyptrotheca Gilg (1897)
               04 Genus Portulaca L. (1753) - purslanes
               05 Genus Grahamia Gillies ex Hook. & Arnott (1833)
               06 Genus Talinopsis A.Gray (1852)
               07 Genus Anacampseros L. (1758), nom. cons.
               08 Genus Lewisia Pursh (1813)
               09 Genus Calandrinia Kunth (1823), nom. cons.
               10 Genus Monocosmia Fenzl, in Endl. & Fenzl (1839)
               11 Genus Talinum Adans. (1763), nom. cons.
               12 Genus Calyptridium Nutt., in J. Torrey & A.Gray (1838)
               13 Genus Claytonia L. (1753)
               14 Genus Montia L. (1753)
               15 Genus Montiastrum (A.Gray) Rydberg (1917)
               16 Genus Maxia O.Nilsson