Rather massive epiphytic or marsh herbs somewhat resembling large sedges. Stem a fleshy naked rhizome. Leaves equitant, relatively large, broadly sheathing at the base, the elongate blade orientated at approximately 1800 to the sheath. Flowering scapes axillary, elongate, very slender, naked, bearing 1 to few sessile 1-flowered heads at the tip. Flower heads sheathed at the base by several pairs of small subscarious bracts. Sepals 3, equal, coherent at the base. Petals 3, equal, coherent at the base into a tube. Stamens 6, epipetalous, equal; filaments rather short; anthers basifixed, dehiscent by an apical pore. Pistil 3-celled, multi-ovulate. Fruit a loculicidal capsule.