Subfamily Caesalpinioideae
Leaves pinnate or bipinnate, simple in a few genera
Flowers regular to irregular
Petals overlapping in bud with the upper petal innermost in bud
Stamens 10 or fewer, distinct or connate
Cultivated members: Tamarind, Cassia (laxatives), ornamentals such as Delonix regia, Caesalpinia pulcherrima, dyes, timber