It is a plant with a rhizome (rhizomatous) and triangular smooth, hairless stems 2-4 mm thick.
Foliage is green, hairless, grass-like and about 4-8 mm in width.
Inflorescences are yellowish-green seed heads. Seed-heads have five to eight large leafy bracts at their base.
Common names include Drain Flat Sedge, Pale Galingale, Tall Flatsedge
Photo: Matt Tomkins