Cyperus brevifolius, Fam. Cyperaceae
Perennial grass-like sedge with creeping pink-brown rhizomes; Stems smooth, triangular in cross-section, 5– 40cm tall, 0.05– 0.15cm wide. Previously Kyllinga brevifolia.
Other invasive plants
Invasive plants that are not prohibited or restricted invasive plants, but are known to spread readily and cause negative impacts, within the region.
|Form or habit:||Sedges, Rushes and allies|
Simple, basal, shiny green, 1-3mm wide and, typical of all sedges, the basal sheath encloses the stem.
|Flower description:||Pale green elongated dense knoblike, about 9mm across, sometimes 3-lobed at base, in the centre of 3-4 leaf-like bracts, borne at the top the stiff stem that protrudes above the leaves.|
|Fruit description:||Nuts yellow-brown, pear-shaped to elliptic to 1.5mm long, both surfaces convex; around 100 per head.|
|Food source for:|
|Notes:||Spread by: nuts and rhizomes in garden waste, water, contaminated soil. Invades/threats: damp disturbed areas, gardens and lawns. Notes: widely naturalised within Australia. Does not respond to herbicide. There are numerous Cyperus spp. as well as other sedges that occur within this region. The vast majority of them are native species that play a useful role in the environment although some may be weedy if growing where they are not wanted. Environmental weed.|
|Information sources:||Mackay Regional Pest Management Group (2018) Weeds of the Mackay Whitsunday Region Second Edition.|