Scirpus prolifer Rottb.
Tufted. Stems soft, often drooping, (6)-25-60-(90) cm high. Leaves reduced to a single basal sheath. Inflorescence a cluster of numerous narrow spikelets, often proliferous. Stamens 3. Style-branches 3. Nut trigonous, creamy.
N. Scattered; more common in Wellington Province. S. Nelson; Westland. St. Swampy ground and edges of pools; lowland. (S. Africa, Australia)