Phylum Magnoliophyta Cronquist, Takht. & Zimmerm. ex Reveal (1996) see Infraphylum Angiospermae auct.
   Class Magnoliopsida Brongn. (1843)
     Subclass Rosidae Takht. (1967) see Superorder Rosanae Takht. (1967)
       Superorder Fabanae R.Dahlgren ex Reveal (1993) see Order Fabales Bromhead (1838)
         Order Fabales Bromhead (1838)
           Family Fabaceae Lindl. (1836), nom. cons. - bean family see Family Leguminosae Juss. (1789), nom. cons.
             Subfamily Caesalpinioideae
               Tribe Caesalpinieae Rchb. (1832)
                 Genus Pterolobium R.Br. ex R. Wight & Arnott (1834), nom. cons.