Cladium procerum S.T.Blake

Leafy Twig-rush

Trans. Roy. Soc. South Australia 67: 57 (1943) APNI

Taxonomic status:Accepted

Occurrence status:Present

Establishment means:Native

Threat status:Victoria: rare (r)

Tall, rhizomatous perennial, often forming extensive clumps. Culms ± terete, smooth, glabrous, 1–2.5 m high, 5–10 mm diam., often branching extravaginally at nodes. Leaf-blades to 2.5 m long, 5–20 mm wide; sheaths yellow-brown at base. Inflorescence loose, interrupted-oblong in outline, 18–35 cm long, 6–9 cm diam.; involucral bracts longer than inflorescence. Spikelets often with only the lower flower bisexual, 3–5 mm long; glumes 5 or 6, obtuse to acute, red-brown, glabrous, about 4 lowest empty, shorter than fertile glumes, which are 3.5–4.0 mm long; style 3-fid; style-base inconspicuous at maturity. Nut ellipsoid to ovoid, glabrous, smooth, shining, mid-brown, 2.0–2.5 mm long, 1.3–2 mm diam., with basal disk inconspicuous and often remaining with spikelet. Flowers spring–summer.

Brid, EGL, GipP, Glep, HSF, OtR, VVP, WaP, WPro. Also WA, SA, Qld, NSW, Vic, Tas (doubtfully naturalised). New Caledonia. Occasional in swampy areas and margins of streams and lakes near the coast, tolerating low to moderate levels of salinity.

Source: Wilson, K.L. (1994). Cyperaceae. In: Walsh, N.G.; Entwisle, T.J. (eds), Flora of Victoria Vol. 2, Ferns and Allied Plants, Conifers and Monocotyledons. Inkata Press, Melbourne.
Updated by: Val Stajsic, 2020-01-24
Hero image
Distribution map
life Life
kingdom Plantae
phylum Tracheophyta
superorder Lilianae
order Poales
family Cyperaceae
genus Cladium
Higher taxa


Source: AVH (2014). Australia's Virtual Herbarium, Council of Heads of Australasian Herbaria, <>. Find Cladium procerum in AVH ; Victorian Biodiversity Atlas, © The State of Victoria, Department of Environment and Primary Industries (published Dec. 2014) Find Cladium procerum in Victorian Biodiversity Atlas
  Bioregion Occurrence status Establishment means
Glenelg Plain present native
Bridgewater present native
Victorian Volcanic Plain present native
Gippsland Plain present native
Warrnambool Plain present native
East Gippsland Lowlands present native
Wilsons Promontory present native
Highlands-Southern Fall present native
Otway Ranges present native

State distribution

Distribution map
Western Australia
Northern Territory
South Australia
New South Wales
Australian Capital Territory