UncleP, you will stand a better chance of getting an accurate ID for your plant if you post your picture on the Plant ID forum. It will be seen by more folks who may be able to give you an answer. It is an open forum. Here is the link to Plant ID:
It's a Palo Verde aka Jerusalem Thorn Parkinsonia aculeata.
We have them all over the Southwest . . . Very pretty when in bloom and the bees love it, but very very messy litter it leaves with the needles and the flowers...