The Tropical Mimosa (River Tamarind, Leucaena Glauca) is native to Mexico and northern Central America, but is now found in tropical areas throughout the world. They can grow to over 40 feet in nature. More information below the photos.
They produce white flowers and seed pods which have many uses. The fruit of the Leucaena Glauca is edible, and is consumed in many forms throughout the world. A internet search will show many uses for the fruit and other parts of this interesting tree.