Are you overlooking some symbols in the cemetery? Oftentimes we concentrate so hard on deciphering what is on the tombstone we don't pay too much attention to what's around it. Landscaping is sometimes very purposeful and meaningful. Take a look at the photo below:
The beautiful purple ground covering planted in the Lochrane lot at Oakland Cemetery in Atlanta, Georgia is phlox. Guess what it means. Sweet Dreams. Quite fitting, isn't it?
Photo © 2012 S. Lincecum