L., Sp. Pl. 45 (1753) subsp. rotundus.
Synonymy: Cyperus rotundus
Common name: Nut-grass sedge, nut-grass.
Perennial, usually 15-30 cm high, with wiry rhizomes bearing prominent ellipsoid naked or fibrous-coated tubers, stems slender, triquetrous throughout; leaves grass-like, narrow, usually shorter than the stems; bracts 2-4, the lower about as long as or longer than the inflorescence.
Nut often not maturing; obovoid, trigonous, rather less than half the length of the glume, rarely maturing.
S.Aust.: LE, MU, SL. All mainland States and ?Tas. Native in warm parts of the world.
Flowering time: Nov. — May.
SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia
A troublesome weed in gardens and cultivated land.
Not yet available