Dolly Parton, say hello to George Burns and Abe Lincoln
                                
                                
                                    (Newser) -
                                    Valentine's Day makes people think of roses. And when you think of roses, you think of ... George Burns, naturally. Maybe not, but the late comedian does have a variety of rose named after him.  Mental Floss  tracks down nine—actually, eight—more celebrities who've lent their names to the flower:...