Spreading, diffuse shrub to 0.3 m high and 1 m wide, dioecious. Branches slender. Leaves sessile, narrowly elliptic to elliptic, 3–10 mm long, entire, with scaly sheen on upper and lower surfaces. Male flowers in disjunct glomerules c. 4 mm diam. forming slender spikes. Female flowers in few-flowered axillary clusters. Fruiting bracteoles, thin and soft, sessile, orbicular to broadly cordate, obtuse, to 12 mm long and wide; valves free except at base, entire; appendage attached near base of each valve, inflated and bladder-like or inverted horse-shoe shaped, from half as large to almost equal in size to bracteole. Seed with lateral, erect radicle.