Small epiphytic
herbs, monopodial, pseudobulbs absent. Leaves fleshy, ligulate to
oblanceolate. Inflorescences axillary, few to many-flowered. Flowers small,
white, green or yellow on relatively long pedicels. Lip entire or 3-lobed,
spurred. Column short; rostellum 3-lobed or bifid; pollinia 2.
Worldwide: 15 species in tropical Africa and Mascarene Is.