See text The subfamily Dialioideae is one of the subdivisions of the plant family Fabaceae (legumes).

It has the following clade-based definition: The most inclusive crown clade containing Poeppigia procera C.Presland Dialium guianense (Aubl.)

Sandwith, but not Cercis canadensis L., Duparquetia orchidacea Baill., or Bobgunnia fistuloides (Harms) J. H. Kirkbr.

& Wiersema[1] Members of the family also share the following morphological characteristics: the presence of cymose inflorescences, the absence of vestured pits in the xylem, and a high degree of organ loss.

[2][3] Dialioideae comprises the following genera:[1] Dialioideae exhibits the following phylogenetic relationships:[4] (compare [2][5][6][7]) outgroup Poeppigia Eligmocarpus Baudouinia Uittienia Zenia Distemonanthus Apuleia Koompassia Martiodendron Mendoravia Storckiella Kalappia Petalostylis Labichea Dialium (including Dicorynia and Androcalymma)