I like some of it...

The question tree that leads one to the answer is brilliant, BUT the program assumes you know the tree, i.e. If the leaves stay on, is it for 1 ~2 or 3 ~4 years, as well as intimate questions about the insides of the fruit / nut. I. Looking at a nice pic I took here in N CA of a tree in bloom, and I cant find what it is. If I go over to the park and look at the tree in question, I still wont have an answer because I dont know how how many years the leaves stay on...

Bradford-Rabe about Arbor Day Tree Identification Guide: What Tree ...