I was walking around my neighborhood the other day and came across this small tree/shrub. I had never seen it before. It has beautiful flowers and a great form. Can anyone tell me the name.

<a href="http://s56.photobucket.com/user/Bigpaulie1972/media/20160430_190249.jpg.html" target="_blank"><img src="http://i56.photobucket.com/albums/g173/Bigpaulie1972/20160430_190249.jpg" border="0" alt="Unknown plant? photo 20160430_190249.jpg"/></a>