Blue Flag

I found out what the flower is that I found in the hay field. It is the "Blue Flag" a wild iris properly known as Iris versicolor. The best info I have found on it is at

http://www.rook.org/earl/bwca/nature/aquatics/irisver.html.

I used the Wildflower Finder from

http://www.realtimerendering.com/flowers/flowers.html to identify it.