The is the rare white form of the Western Fairy Slipper. I posted a picture of the ordinary form several days ago (see below). This was found by a friend and we went to see it on a very wet and rainy day since we did not want to miss the opportunity to photograph it. It is the only one of this form that I've seen.

ronaldhanko-orchidhunter.blogspot.com/2012/05/spring-in-w...