Pseudalbizzia sect. Pseudalbizzia.

Notes.

Trees with micro- or macrophyllidious foliage, inflorescences composed of efoliate pseudoracemes arising singly from a leaf axil or sometimes the capitula solitary or paired in the leaf axils, or the pseudoracemes combined into a terminal panicle, fruits plano-compressed with papery valves, dehiscent along both sutures or more rarely indehiscent (in P. berteroana), sometimes with a winged margin, seeds straight. Four species predominantly of seasonally dry tropical forests in Mexico, Central America and the Caribbean (Fig. 5).