Lepidosperma concavum

Lepidosperma concavum, commonly known as the sandhill sword-sedge, is a plant found in coastal regions of south-eastern and eastern Australia. It grows on sandy soils in woodland, forest and heathland.
Description.
The sandhill sword-sedge is a tufted perennial with a short vertical rhizome and rigid, erect, sharp-edged culms. It grows to 20–60 cm in height and 3–7 mm in width. The inflorescence is ovate to oblong, 3–15 cm long and 2–4 cm in diameter, with a shorter involucral bract. The numerous spikelets are 5–8 mm long. The smooth, pale to dark brown, ovoid nut is 2.7–4.0 mm long and 1.3–1.8 mm in diameter. It flowers in spring and summer.