Family of broad-leaved flowering plants that includes Acacia, Albizia, and Mimosa. Flowers are actinomorphic (with radial symmetry), usually borne in dense clusters and having showy stamens. Alternatively considered to be a subfamily of the legume family (Fabaceae) known as the Mimosoideae. The taxonomy at dmoz.org treats the three subfamilies of the Fabaceae as separate families.