Other Leguminosae taxa that are commonly found in the Caatinga (Queiroz, 2009) and observed to be important in pollen-trap
collections at the CBS were: Anadenanthera colubrina (Vell.) Brenan, Poincianella microphylla (Mart. ex G. Don) L.P. Queiroz [ ผ Caesalpinia microphylla (Mart. ex G.Don)], Cratylia mollis Mart. ex Benth., Peltogyne pauciflora Benth., Piptadenia stipulacea (Benth.) Ducke, Pityrocarpa moniliformis (Benth.) Luckow & Jobson [ ผ Piptadenia moniliformis Benth.], Plathymenia reticulata Benth. and Zornia echinocarpa (Moric.) Benth..