This doesn't seem to be a popular species to grow, but I think that the individual flowers look quite exotic (as with many species in this genus). It's a wide-spread species, and relatively common in Florida. This one is from Lee's Botanical Gardens.
A link to my blog post.
Habenaria floribunda on Flickr
Habenaria floribunda on Flickr
It's wacky looking because it was getting neglected in a tank with insufficient height.
Habenaria floribunda plant on Flickr
CC-BY-SA license (=please use my photos for whatever purpose as long as you attribute them as my work, and derivative works need to be released under the same license).
naoki 
Habenaria floribunda
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