Stems decumbent, spreading or in a dense cushion. Leaves flat or concave, fine, up to c. 30 cm long, 0.5-1 mm wide, glabrous; apex acute, readily eroding; sheath margins intact except in age, white. Inflorescence sparse, usually unbranched, usually shorter than leaves; scape equal to or longer than rachis; axis smooth; flowers separate or 2 or 3 together. Male inflorescence with 3-7 flowers. Female inflorescence with 1-5 flowers. Bracts acuminate to long-attenuate, longer than pedicels; inner bract usually present. Flowers pale yellow, often drying black. Male flowers globular, c. 2 mm long; sepals shorter and thinner than the fleshy petals; pedicel 2-4 mm long. Female flowers more elongated, to 7 mm long; pedicel c. 1 mm long.