Bolboschoenus ( )

4 or 5 species in Aust., all states and territories

Rhizomatous perennials with a tuber at the base of the culms, often aquatics or in swamps. Culms leafy, with nodes. Leaves with well developed laminas. Spikelets in irregular umbels. Perianth present. Stamens 1–3. Style 2–3-fid. Nut trigonous.