Mystery Flower

I took these pictures at my friend Harriet’s house.  She has no idea what it is.  Nor do I.  Al?  Anyone else?  I know someone gave me a link to a place that identifies flowers from a picture but I misplaced the URL. If you know what this is or have a guess, please comment!

For more audacious flowers, look here: http://ceenphotography.com/2015/09/28/flower-of-the-day-september-28-2015-american-beauty-checkers-dahlias/