Bletiinae is a small-sized subtribe of orchids in the tribe Epidendreae of the subfamily Epidendroideae. The tribe was initially categorized by John Lindley in 1840. Bletiinae has been recognized as a subtribe to Arethuseae. However, most of its genera were removed in 2005, and the subtribe moved to Epidendreae. References Orchid subtribes