Tem, Melanie. “Cloud by Night”.  Evermore. ed. James Robert Smith and Stephen Mark Rainey. Arkham House Pub, 2006. 70 - 77. Print.

This story is about the mysterious stranger with the roses and the cognac that is rumored to visit Poe’s grave.  It gives an explanation for it. 

Poe is some form of spirit resembling death, only accepting those he deems worthy by giving them love and comfort.  He appears to be at peace.