By Bathgate
New York,
United States 
What plant is this? I saw this growing in Riverside Park, NYC. The flowers are at least 10 inches in diameter - stunning! I'd like to get one for my garden. Thank You.
23 May, 2015
Answers
Possibly 'Miss Bateman'
23 May, 2015
I think that's it. Thank You...I'm off to the garden center!
23 May, 2015
Looks like a large-flowered Clematis but I don't know the cultivar.
23 May, 2015