I think I this is a alamanda I had some yellow one I bought at m y last house. when I bought my current home it was vacant and remodeled and the yard unkeptl and this bush was grocing in a large plastic nursery pot on root had came out a hole ant was rooted in the ground it was getting a lot of water off the roof and was close to the house. I moved it out by the property line and a few month later moved it again. it was growing great and over grown so I cut it back this april and it was very sticky. nut this week its looking great again in full bloom