(Cyperus breviculmis)
Cyperus breviculmis is a sedge of the Cyperaceae family that is native to Australia. The annual sedge typically grows to a height of 5 to 20 centimetres (2.0 to 7.9 in) with a caespitose habit. The plant blooms between April and August producing green-brown flowers. In Western Australia it is found around swamps in the Kimberley region where it grows in red-brown permanently damp clay soils.