When looking through the 520 "Orchid" images at Acclaim Images.com this Bloom on a Stanophea Oculata Orchid was a favorite.
All of their pictures are hand picked, availiable in a number of formats, and you can even get custom prints and posters.

Description:
Bloom on a Stanophea Oculata Orchid
The blooms on the Stanophea Oculata orchid grow out of the bottom of the moss pot that holds this epiphytic plant.

Some related terms for more images:
botany,  rare bloom,  tim forcade,  tropical,  stanophea oculata,  blooms,  orchids,  epiphyte,  epiphytic,  flower,  plant,  botanical,  tropical bloom,  rare orchid,