Subtribe Gastrodiinae Lindl. Gen. Spec. Orch. PI.: 383. 1840.
Velamen absent. Sepals and petals more or less merged. Column slender, erect. Clinandrium expanded, often with finger- to sickle-like projections. Frequently both lateral stigma lobes are situated at the base of the gynostemium. Rostellum usually short, massive. Viscidium small, rounded. Anther ovate to dorsiventrally flattened.