This is Millettia pinnata, also known as pongame oiltree, and Indian beech. There is disagreement on the proper name for this species. We are being consistent with the USDA and considering Pongamia pinnata a synonym for this plant. Not only are the flowers very beautiful, they are also very pleasantly fragrant. Growing up to 40 feet high, this tree likes to live in full sun where it can show off its gorgeous pink, lavender, violet, and white showy blossoms. The seeds can be used to produce an oil which is used to create several products including lubricant, soap, varnish, paint, and fuel. The bark fiber is used to make string, twine, and rope. The wood is usable to build tools or burned as a fuel. USDA Hardiness Zones 10 to 11.