Cyperus cunninghamii

Cyperus cunninghamii is a sedge of the family Cyperaceae that is native to Australia. The perennial sedge typically grows to a height of 0.3 to 0.7 metres (1.0 to 2.3 ft) and has a tufted habit. It blooms between March and August producing yellow-brown flowers. It is found on rocky hills, amongst quartzite outcrops, on ledges and in gullies in the Kimberley region of Western Australia where it grows in stony red sand-clay soils. It is also found in the Northern Territory, Queensland and South Australia....read more on Wikipedia.