Class
Order
Family
Genus
Loose open clumps; rhizome long. Stems 60–120 cm × (1.5)–2–4 mm dull grey-green to blue-green, ridged, pith almost lacking. Inflorescence very variable, much-branched or a compact head. Stamens usually 3. Capsule 2.3–3 mm long, ± = tepals.
[From: Healy and Edgar (1980) Flora of New Zealand. Volume 3.]