This plant that looks a lot like morning glory popped up out of the ground in my backyard right next to the cinderblock wall on the east side. I've looked all over and I haven't found any photos of plants just like it. The leaves don't look like morning glory, but the flowers are very similar. It looks like it really wants to climb, so I got a little trellis for it.
I can't wait to see it cover the trellis.
Here's a photo