Despite the fact that Miltonia is now a well established genus, most of its species were originally classified under other genera as Cyrtochilum, Oncidium, Odontoglossum, and Brassia. All were discovered between 1834 and 1850 with the exception of M. kayasimae, discovered only in 1976. These epiphytic orchids occur from Central to Southern Brazil ... Found on http://en.wikipedia.org/wiki/Miltonia