Saratoga Woods and Waterways mentioned that Blue Flag is native to this area. 3) There are 5 kinds of blue flag irises in the country, so it was simple elimination.
I was blogsurfing last night and came across a blog that mentioned and showed Dame's Rocket. Now I know what's so beautiful in front of the house and at the edges of most pastures I drive by. It's a weed, and an invasive one. I should see if the goats like it!