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Genus of this Family


Perennial herbs rising from sympodial rhizomes, acaulescent or with slender, unbranched aerial stem, glabrous or hairy. Leaves distichous, petioles long,   sheaths basal, banana-like leaves rolled-up in buds, midrib prominent. Inflorescence few-flowered monochasial cyme, terminal, bracts large, showy, distichous, keeled or boat-shaped, each subtending a cyme. Flowers bisexual, epigynous, irregular. Tepals 6, 2-cycled, petaloid, median of outer cycle distinct, remaining 5  connate into 5-toothed, boat-shaped structures. Stamens 6, 5 functional, opening longitudinally, 6th  a small staminode, adnate to the odd tepal. Carpels 3, united, ovary 3-celled, inferior, style slender, stigma capitate or 3-lobed, papillate, ovule solitary per locule. Fruit a schizocarp.