September, October, November, December
Sedge to 2.5m, stems ribbed, suitable for permanent inundation and are articulate. Grows to a depth of 1.3 metres. Quickly fills shallow pools.
Anketell, Ashendon, Bailup, Balcatta, Baldivis, Barragup, Baskerville, Bedfordale, Beechina, Bibra Lake, Bickley, Brigadoon, Canning Mills, Carabooda, Carine, Carmel, Carramar, Chidlow, Churchlands, Cockburn Central, Darlington, Edgewater, Gidgegannup, Glen Forrest, Glendalough, Gnangara, Gooseberry Hill, Gorrie, Greenfields, Gwelup, Hacketts Gully, Herdsman, Hovea, Jandabup, Jane Brook, Jarrahdale, Joondalup, Kalamunda, Kardinya, Karnup, Karragullen, Karrakup, Kelmscott, Keysbrook, Kingsley, Leederville, Lesmurdie, Mahogany Creek, Mandogalup, Martin, Millenden, Mount Hawthorn, Mount Helena, Mundaring, Murdoch, Neerabup, North Dandalup, North Lake, Nowergup, Orange Grove, Orelia, Osborne Park, Parkerville, Parklands, Parmelia, Paulls Valley, Pickering Brook, Piesse Brook, Pinjar, Red Hill, Reservoir, Roleystone, Sawyers Valley, Serpentine, South Lake, Stoneville, The Lakes, The Spectacles, The Vines, Walliston, Wanneroo, Wattleup, Wellard, Wembley Stirling, Whitby, Woodlands, Woodvale, Wooroloo, Yanchep, Yangebup