Scirpus pottsii V.J.Cook
Leafy tufts to ± 25 cm high. Inflorescence a cluster of 3-4 spikelets. Glumes often almost black with green keels. Stamen 1. Style-branches 2- (3). Nut usually biconvex, dull yellow-brown.
N. Southwards from Mt Egmont, Volcanic Plateau and Gisborne. S. Canterbury; rare elsewhere. Damp ground, lowland to montane.