It is an orchid. The leaves reminded me strongly of Sobralia, though flowers different. The Wikipedia Sobralia page mentions that the only other genus in subtribe Sobraliinae is Elleanthus. A search on that name turned up lots of pictures looking like yours. https://www.google.com.au/search?q=...2LO2YmQW8hIDoBQ&ved=0CDAQsAQ&biw=1458&bih=861 It may be difficult to get a species name.