Tufted, evergreen, glabrous perennials. Rhizome woody, persistent. Leaves numerous, basal, linear-ensiform. Inflorescence erect, scapose, 1-flowered, with 2 similar, opposite, acute spathes. Flowers pedicellate. Sepals and petals equal, spreading, narrowly lanceolate, the bases slightly clawed, inserted separately on a short cup-shaped floral tube. Stamens 3, spreading, exserted; filaments free, flattened, narrowly triangular; anthers oblong, dorsifixed. Ovary conical; style terete, unbranched, shorter than ovary, with 3 terminal recurved stigmatic lobes. Sepals, petals, stamens and style separately caducous. Capsule ovoid-trigonous. Seeds numerous, angular; aril absent.
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