Epiphytic or rarely lithophytic, monopodial herbs. Stem up to 30
cm tall. Leaves non-terete, thick, coriaceous, bilobed. Inflorescence erect,
sometimes branched, floral bracts as long as flowers, few to many-flowered. Flowers
small. Sepals and petals nearly similar. Lip trilobed, side lobes of lip
triangular, spurred, spur shortly saccate, column short. Pollinia 2.